diff --git a/dashboard/builders.go b/dashboard/builders.go
index 5fa339e..d6e7d06 100644
--- a/dashboard/builders.go
+++ b/dashboard/builders.go
@@ -1381,7 +1381,8 @@
 		Name:     "freebsd-amd64-10_3",
 		HostType: "host-freebsd-10_3",
 		buildsRepo: func(repo, branch, goBranch string) bool {
-			return branch == "release-branch.go1.11" || goBranch == "release-branch.go1.12"
+			return (branch == "release-branch.go1.11" || goBranch == "release-branch.go1.12") &&
+				defaultBuildsRepoPolicy(repo, branch, goBranch)
 		},
 		tryBot: func(repo, branch, goBranch string) bool {
 			return branch == "release-branch.go1.11" || branch == "release-branch.go1.12"
@@ -1391,7 +1392,8 @@
 		Name:     "freebsd-amd64-10_4",
 		HostType: "host-freebsd-10_4",
 		buildsRepo: func(repo, branch, goBranch string) bool {
-			return goBranch == "release-branch.go1.11" || goBranch == "release-branch.go1.12"
+			return (goBranch == "release-branch.go1.11" || goBranch == "release-branch.go1.12") &&
+				defaultBuildsRepoPolicy(repo, branch, goBranch)
 		},
 		tryBot: nil,
 	})
@@ -1400,7 +1402,8 @@
 		HostType: "host-freebsd-11_1",
 		tryBot:   nil,
 		buildsRepo: func(repo, branch, goBranch string) bool {
-			return goBranch == "release-branch.go1.11" || goBranch == "release-branch.go1.12"
+			return (goBranch == "release-branch.go1.11" || goBranch == "release-branch.go1.12") &&
+				defaultBuildsRepoPolicy(repo, branch, goBranch)
 		},
 		shouldRunDistTest: fasterTrybots,
 		numTryTestHelpers: 4,
diff --git a/dashboard/builders_test.go b/dashboard/builders_test.go
index dd4e8fe..6154edb 100644
--- a/dashboard/builders_test.go
+++ b/dashboard/builders_test.go
@@ -358,26 +358,42 @@
 		// supported on FreeBSD 10.x [... and 11.1]"
 		{b("freebsd-386-10_3", "go"), none},
 		{b("freebsd-386-10_3", "net"), none},
+		{b("freebsd-386-10_3", "mobile"), none},
 		{b("freebsd-amd64-10_3", "go"), none},
 		{b("freebsd-amd64-10_3", "net"), none},
+		{b("freebsd-amd64-10_3", "mobile"), none},
 		{b("freebsd-amd64-11_1", "go"), none},
 		{b("freebsd-amd64-11_1", "net"), none},
+		{b("freebsd-amd64-11_1", "mobile"), none},
 		{b("freebsd-amd64-10_3@go1.12", "go"), both},
 		{b("freebsd-amd64-10_3@go1.12", "net@1.12"), both},
+		{b("freebsd-amd64-10_3@go1.12", "mobile"), none},
 		{b("freebsd-amd64-10_3@go1.11", "go"), both},
 		{b("freebsd-amd64-10_3@go1.11", "net@1.11"), both},
+		{b("freebsd-amd64-10_3@go1.11", "mobile"), none},
+		{b("freebsd-amd64-10_4@go1.11", "go"), isBuilder},
+		{b("freebsd-amd64-10_4@go1.11", "net"), isBuilder},
+		{b("freebsd-amd64-10_4@go1.11", "mobile"), none},
+		{b("freebsd-amd64-10_4@go1.12", "go"), isBuilder},
+		{b("freebsd-amd64-10_4@go1.12", "net"), isBuilder},
+		{b("freebsd-amd64-10_4@go1.12", "mobile"), none},
 		{b("freebsd-amd64-11_1@go1.13", "go"), none},
 		{b("freebsd-amd64-11_1@go1.13", "net@1.12"), none},
+		{b("freebsd-amd64-11_1@go1.13", "mobile"), none},
 		{b("freebsd-amd64-11_1@go1.12", "go"), isBuilder},
 		{b("freebsd-amd64-11_1@go1.12", "net@1.12"), isBuilder},
+		{b("freebsd-amd64-11_1@go1.12", "mobile"), none},
 		{b("freebsd-amd64-11_1@go1.11", "go"), isBuilder},
 		{b("freebsd-amd64-11_1@go1.11", "net@1.11"), isBuilder},
+		{b("freebsd-amd64-11_1@go1.11", "mobile"), none},
 
 		// FreeBSD 12.0
 		{b("freebsd-amd64-12_0", "go"), both},
 		{b("freebsd-amd64-12_0", "net"), both},
+		{b("freebsd-amd64-12_0", "mobile"), none},
 		{b("freebsd-386-12_0", "go"), onlyPost},
 		{b("freebsd-386-12_0", "net"), onlyPost},
+		{b("freebsd-386-12_0", "mobile"), none},
 
 		// NetBSD
 		{b("netbsd-amd64-8_0", "go"), onlyPost},
@@ -477,8 +493,14 @@
 		{b("darwin-amd64-10_15", "exp"), onlyPost},
 		// ... but not on most others:
 		{b("darwin-amd64-10_12", "exp"), none},
+		{b("freebsd-386-10_3@go1.12", "exp"), none},
+		{b("freebsd-386-10_4@go1.12", "exp"), none},
+		{b("freebsd-386-11_1@go1.12", "exp"), none},
 		{b("freebsd-386-11_2", "exp"), none},
 		{b("freebsd-386-12_0", "exp"), none},
+		{b("freebsd-amd64-10_3@go1.12", "exp"), none},
+		{b("freebsd-amd64-10_4@go1.12", "exp"), none},
+		{b("freebsd-amd64-11_1@go1.12", "exp"), none},
 		{b("freebsd-amd64-11_2", "exp"), none},
 		{b("freebsd-amd64-12_0", "exp"), none},
 		{b("openbsd-amd64-62", "exp"), none},