diff --git a/app/appengine/ui.go b/app/appengine/ui.go
index d730d0c..0083a3c 100644
--- a/app/appengine/ui.go
+++ b/app/appengine/ui.go
@@ -331,6 +331,11 @@
 		}
 	}
 
+	gerritProject := "go"
+	if repo := repos.ByImportPath[tb.req.Repo]; repo != nil {
+		gerritProject = repo.GoGerritProject
+	}
+
 	data := &uiTemplateData{
 		Dashboard:  goDash,
 		Package:    goDash.packageWithPath(tb.req.Repo),
@@ -339,6 +344,7 @@
 		Pagination: &Pagination{},
 		Branches:   tb.res.Branches,
 		Branch:     tb.req.Branch,
+		Repo:       gerritProject,
 	}
 
 	builders := buildersOfCommits(commits)
@@ -458,6 +464,13 @@
 
 func (jsonView) ShowsActiveBuilds() bool { return false }
 func (jsonView) ServeDashboard(w http.ResponseWriter, r *http.Request, data *uiTemplateData) {
+	res := toBuildStatus(r.Host, data)
+	v, _ := json.MarshalIndent(res, "", "\t")
+	w.Header().Set("Content-Type", "text/json; charset=utf-8")
+	w.Write(v)
+}
+
+func toBuildStatus(host string, data *uiTemplateData) types.BuildStatus {
 	// cell returns one of "" (no data), "ok", or a failure URL.
 	cell := func(res *Result) string {
 		switch {
@@ -466,7 +479,7 @@
 		case res.OK:
 			return "ok"
 		}
-		return fmt.Sprintf("https://%v/log/%v", r.Host, res.LogHash)
+		return fmt.Sprintf("https://%v/log/%v", host, res.LogHash)
 	}
 
 	builders := data.allBuilders()
@@ -474,17 +487,23 @@
 	var res types.BuildStatus
 	res.Builders = builders
 
-	// First the commits from the main section (the "go" repo)
+	// First the commits from the main section (the requested repo)
 	for _, c := range data.Commits {
-		rev := types.BuildRevision{
-			Repo:    "go",
-			Results: make([]string, len(res.Builders)),
+		// The logic below works for both the go repo and other subrepos: if c is
+		// in the main go repo, ResultGoHashes returns a slice of length 1
+		// containing the empty string.
+		for _, h := range c.ResultGoHashes() {
+			rev := types.BuildRevision{
+				Repo:       data.Repo,
+				Results:    make([]string, len(res.Builders)),
+				GoRevision: h,
+			}
+			commitToBuildRevision(c, &rev)
+			for i, b := range res.Builders {
+				rev.Results[i] = cell(c.Result(b, h))
+			}
+			res.Revisions = append(res.Revisions, rev)
 		}
-		commitToBuildRevision(c, &rev)
-		for i, b := range res.Builders {
-			rev.Results[i] = cell(c.Result(b, ""))
-		}
-		res.Revisions = append(res.Revisions, rev)
 	}
 
 	// Then the one commit each for the subrepos for each of the tracked tags.
@@ -511,10 +530,7 @@
 			res.Revisions = append(res.Revisions, rev)
 		}
 	}
-
-	v, _ := json.MarshalIndent(res, "", "\t")
-	w.Header().Set("Content-Type", "text/json; charset=utf-8")
-	w.Write(v)
+	return res
 }
 
 // commitToBuildRevision fills in the fields of BuildRevision rev that
@@ -718,6 +734,7 @@
 	Pagination *Pagination
 	Branches   []string
 	Branch     string
+	Repo       string // the repo gerrit project name. "go" if unspecified in the request.
 }
 
 // getActiveBuilds returns the builds that coordinator is currently doing.
diff --git a/app/appengine/ui_test.go b/app/appengine/ui_test.go
index 70f18a9..16f946f 100644
--- a/app/appengine/ui_test.go
+++ b/app/appengine/ui_test.go
@@ -45,6 +45,7 @@
 			},
 			want: &uiTemplateData{
 				Dashboard:  goDash,
+				Repo:       "go",
 				Package:    &Package{Name: "Go", Path: ""},
 				Branches:   []string{"release.foo", "release.bar", "dev.blah"},
 				Builders:   []string{"linux-386", "linux-amd64"},
@@ -59,7 +60,7 @@
 			req:  &apipb.DashboardRequest{},
 			// Have only one commit load from the datastore:
 			testCommitData: map[string]*Commit{
-				"26957168c4c0cdcc7ca4f0b19d0eb19474d224ac": &Commit{
+				"26957168c4c0cdcc7ca4f0b19d0eb19474d224ac": {
 					PackagePath: "",
 					Hash:        "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
 					ResultData: []string{
@@ -96,6 +97,7 @@
 			},
 			want: &uiTemplateData{
 				Dashboard: goDash,
+				Repo:      "go",
 				Package:   &Package{Name: "Go", Path: ""},
 				Branches:  []string{"release.foo", "release.bar", "dev.blah"},
 				Builders:  []string{"linux-386", "linux-amd64", "openbsd-amd64"},
@@ -192,6 +194,7 @@
 			},
 			want: &uiTemplateData{
 				Dashboard:  goDash,
+				Repo:       "go",
 				Package:    &Package{Name: "Go", Path: ""},
 				Branches:   []string{"release.foo", "release.bar", "dev.blah"},
 				Builders:   []string{"linux-386", "linux-amd64"},
@@ -291,6 +294,7 @@
 			},
 			want: &uiTemplateData{
 				Dashboard:  goDash,
+				Repo:       "net",
 				Package:    &Package{Name: "net", Path: "golang.org/x/net"},
 				Branches:   []string{"master", "dev.blah"},
 				Builders:   []string{"linux-386", "linux-amd64"},
@@ -332,3 +336,206 @@
 		})
 	}
 }
+
+func TestToBuildStatus(t *testing.T) {
+	tests := []struct {
+		name string
+		data *uiTemplateData
+		want types.BuildStatus
+	}{
+		{
+			name: "go repo",
+			data: &uiTemplateData{
+				Dashboard:  goDash,
+				Repo:       "go",
+				Package:    &Package{Name: "Go", Path: ""},
+				Branches:   []string{"release.foo", "release.bar", "dev.blah"},
+				Builders:   []string{"linux-386", "linux-amd64"},
+				Pagination: &Pagination{},
+				Commits: []*CommitInfo{
+					{
+						Hash:   "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						User:   "Foo Bar <foo@example.com>",
+						Desc:   "runtime: fix all the bugs",
+						Time:   time.Unix(1257894001, 0).UTC(),
+						Branch: "master",
+					},
+				},
+				TagState: []*TagState{
+					{
+						Name:     "master",
+						Tag:      &CommitInfo{Hash: "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac"},
+						Builders: []string{"linux-386", "linux-amd64"},
+						Packages: []*PackageState{
+							{
+								Package: &Package{Name: "net", Path: "golang.org/x/net"},
+								Commit: &CommitInfo{
+									Hash:        "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
+									PackagePath: "golang.org/x/net",
+									User:        "Ee Yore <e@e.net>",
+									Desc:        "all: fix networking",
+									Time:        time.Unix(1257894001, 0).UTC(),
+									Branch:      "master",
+								},
+							},
+							{
+								Package: &Package{Name: "sys", Path: "golang.org/x/sys"},
+								Commit: &CommitInfo{
+									Hash:        "dddddddddddddddddddddddddddddddddddddddd",
+									PackagePath: "golang.org/x/sys",
+									User:        "Sys Tem <sys@s.net>",
+									Desc:        "sys: support more systems",
+									Time:        time.Unix(1257894001, 0).UTC(),
+									Branch:      "master",
+								},
+							},
+						},
+					},
+					{
+						Name:     "release-branch.go1.99",
+						Tag:      &CommitInfo{Hash: "ffffffffffffffffffffffffffffffffffffffff"},
+						Builders: []string{"linux-386", "linux-amd64"},
+						Packages: []*PackageState{
+							{
+								Package: &Package{Name: "net", Path: "golang.org/x/net"},
+								Commit: &CommitInfo{
+									Hash:        "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
+									PackagePath: "golang.org/x/net",
+									User:        "Ee Yore <e@e.net>",
+									Desc:        "all: fix networking",
+									Time:        time.Unix(1257894001, 0).UTC(),
+									Branch:      "master",
+								},
+							},
+							{
+								Package: &Package{Name: "sys", Path: "golang.org/x/sys"},
+								Commit: &CommitInfo{
+									Hash:        "dddddddddddddddddddddddddddddddddddddddd",
+									PackagePath: "golang.org/x/sys",
+									User:        "Sys Tem <sys@s.net>",
+									Desc:        "sys: support more systems",
+									Time:        time.Unix(1257894001, 0).UTC(),
+									Branch:      "master",
+								},
+							},
+						},
+					},
+				},
+			},
+			want: types.BuildStatus{
+				Builders: []string{"linux-386", "linux-amd64"},
+				Revisions: []types.BuildRevision{
+					{
+						Repo:     "go",
+						Revision: "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						Date:     "2009-11-10T23:00:01Z",
+						Branch:   "master",
+						Author:   "Foo Bar <foo@example.com>",
+						Desc:     "runtime: fix all the bugs",
+						Results:  []string{"", ""},
+					},
+					{
+						Repo:       "net",
+						Revision:   "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
+						GoRevision: "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						GoBranch:   "master",
+						Author:     "Ee Yore <e@e.net>",
+						Desc:       "all: fix networking",
+						Results:    []string{"", ""},
+					},
+					{
+						Repo:       "sys",
+						Revision:   "dddddddddddddddddddddddddddddddddddddddd",
+						GoRevision: "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						GoBranch:   "master",
+						Author:     "Sys Tem <sys@s.net>",
+						Desc:       "sys: support more systems",
+						Results:    []string{"", ""},
+					},
+					{
+						Repo:       "net",
+						Revision:   "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
+						GoRevision: "ffffffffffffffffffffffffffffffffffffffff",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						GoBranch:   "release-branch.go1.99",
+						Author:     "Ee Yore <e@e.net>",
+						Desc:       "all: fix networking",
+						Results:    []string{"", ""},
+					},
+					{
+						Repo:       "sys",
+						Revision:   "dddddddddddddddddddddddddddddddddddddddd",
+						GoRevision: "ffffffffffffffffffffffffffffffffffffffff",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						GoBranch:   "release-branch.go1.99",
+						Author:     "Sys Tem <sys@s.net>",
+						Desc:       "sys: support more systems",
+						Results:    []string{"", ""},
+					},
+				},
+			},
+		},
+		{
+			name: "other repo",
+			data: &uiTemplateData{
+				Dashboard: goDash,
+				Repo:      "tools",
+				Builders:  []string{"linux", "windows"},
+				Commits: []*CommitInfo{
+					{
+						PackagePath: "golang.org/x/tools",
+						Hash:        "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						User:        "Foo Bar <foo@example.com>",
+						Desc:        "tools: fix all the bugs",
+						Time:        time.Unix(1257894001, 0).UTC(),
+						Branch:      "master",
+						ResultData: []string{
+							"linux|false|123|aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+							"windows|false|456|bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
+						},
+					},
+				},
+			},
+			want: types.BuildStatus{
+				Builders: []string{"linux", "windows"},
+				Revisions: []types.BuildRevision{
+					{
+						Repo:       "tools",
+						Revision:   "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						GoRevision: "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						Author:     "Foo Bar <foo@example.com>",
+						Desc:       "tools: fix all the bugs",
+						Results:    []string{"", "https://build.golang.org/log/456"},
+					},
+					{
+						Repo:       "tools",
+						Revision:   "26957168c4c0cdcc7ca4f0b19d0eb19474d224ac",
+						GoRevision: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+						Date:       "2009-11-10T23:00:01Z",
+						Branch:     "master",
+						Author:     "Foo Bar <foo@example.com>",
+						Desc:       "tools: fix all the bugs",
+						Results:    []string{"https://build.golang.org/log/123", ""},
+					},
+				},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := toBuildStatus("build.golang.org", tt.data)
+			if diff := cmp.Diff(tt.want, got); diff != "" {
+				t.Errorf("buildStatus(...) mismatch (-want +got):\n%s", diff)
+			}
+		})
+	}
+}