build: enable archives on buildbot-testing

build/ci.go

@@ -474,7 +474,7 @@ func maybeSkipArchive(env build.Environment) {
 		log.Printf("skipping archive creation because this is a cron job")
 		os.Exit(0)
 	}
-	if env.Branch != "master" && !strings.HasPrefix(env.Tag, "v1.") {
+	if env.Branch != "master" && env.Branch != "buildbot-testing" && !strings.HasPrefix(env.Tag, "v1.") {
 		log.Printf("skipping archive creation because branch %q, tag %q is not on the inclusion list", env.Branch, env.Tag)
 		os.Exit(0)
 	}