sweet: upgrade benchmarks

go-build failed some kubernetes builds, will find out in next CL.

Updates golang/go#80564

Change-Id: I03ada5bd4e16f557dbedeb40b71443b704641da2
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/805600
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
diff --git a/sweet/harnesses/cockroachdb.go b/sweet/harnesses/cockroachdb.go
index 8e51990..a87c7be 100644
--- a/sweet/harnesses/cockroachdb.go
+++ b/sweet/harnesses/cockroachdb.go
@@ -34,7 +34,7 @@
 		gcfg.SrcDir,
 		"https://github.com/cockroachdb/cockroach",
 		"master",
-		"de6ca871fb4b0536d308d6468ab1f57a0fe83cee", // v25.2.0
+		"3d2773444f3ed07326a5daf43bc1555457d6964b", // v26.2.0
 	)
 }
 
diff --git a/sweet/harnesses/esbuild.go b/sweet/harnesses/esbuild.go
index 0113f3a..d2cd9b0 100644
--- a/sweet/harnesses/esbuild.go
+++ b/sweet/harnesses/esbuild.go
@@ -32,7 +32,7 @@
 	err := gitShallowClone(
 		gcfg.SrcDir,
 		"https://github.com/evanw/esbuild",
-		"v0.23.1",
+		"v0.28.1",
 	)
 	if err != nil {
 		return err
diff --git a/sweet/harnesses/etcd.go b/sweet/harnesses/etcd.go
index 310ecdf..2e103a6 100644
--- a/sweet/harnesses/etcd.go
+++ b/sweet/harnesses/etcd.go
@@ -29,7 +29,7 @@
 	return gitShallowClone(
 		gcfg.SrcDir,
 		"https://github.com/etcd-io/etcd",
-		"v3.6.0-alpha.0",
+		"v3.6.0",
 	)
 }
 
diff --git a/sweet/harnesses/gvisor.go b/sweet/harnesses/gvisor.go
index 718df4a..71e9b60 100644
--- a/sweet/harnesses/gvisor.go
+++ b/sweet/harnesses/gvisor.go
@@ -32,7 +32,7 @@
 		gcfg.SrcDir,
 		"https://github.com/google/gvisor",
 		"go",
-		"b75aeea", // release-20240513.0-37-g4f08fc481
+		"a29997e6c741", // release-20260706.0
 	)
 }
 
diff --git a/sweet/harnesses/tile38.go b/sweet/harnesses/tile38.go
index 2059b21..4270894 100644
--- a/sweet/harnesses/tile38.go
+++ b/sweet/harnesses/tile38.go
@@ -26,7 +26,7 @@
 	return gitShallowClone(
 		gcfg.SrcDir,
 		"https://github.com/tidwall/tile38",
-		"1.29.1",
+		"1.34.0",
 	)
 }