diff --git a/Makefile b/Makefile
index 0612c1c..a40c4b3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 .PHONY: build
 
 VERSION = $(shell git describe --tags)
-BUILDTIME = $(shell date +%Y.%m.%d)
+BUILDTIME = $(shell date +%Y.%m.%d_%H%M)
 
 all: build
 	@echo "make build     # build"
diff --git a/doPatchsets.go b/doPatchsets.go
index e696910..90d11c6 100644
--- a/doPatchsets.go
+++ b/doPatchsets.go
@@ -205,6 +205,7 @@ func lookupRepos(msg []byte) (*gitpb.Repos, error) {
 	}
 	return newpb, nil
 }
+
 /* save the git.pb files
 +		if repo.Namespace == "" {
 +			log.Infof("repo: ERROR. no namespace. %s\n", repo.FullPath)
@@ -237,3 +238,58 @@ func lookupRepos(msg []byte) (*gitpb.Repos, error) {
 +
 +		log.Infof("repo path: %s\n", repopath)
 */
+
+func updateRepos(msg []byte) (*gitpb.Repos, error) {
+	log.Info("proto.Unmarshal() try message len", len(msg))
+	m := gitpb.NewRepos()
+	if err := m.Unmarshal(msg); err != nil {
+		log.Info("gitpb.Repos.Unmarshal() failed. len(msg) =", len(msg), err)
+		return m, err
+	}
+	newpb := gitpb.NewRepos()
+	log.Info("GOT repos:", len(msg))
+	for repo := range m.IterAll() {
+		log.Infof("repo:%s,%s\n", repo.Namespace, repo.FullPath)
+		if repo.Namespace == "" {
+			log.Info("todo: namespace empty for", repo.FullPath)
+			continue
+			// return nil, fmt.Errorf("todo: namespace empty for " + repo.FullPath)
+		}
+
+		// save the git.pb files
+		repopath := filepath.Join("/home/forge", repo.Namespace)
+		if !shell.IsDir(repopath) {
+			if err := os.MkdirAll(repopath, os.ModePerm); err != nil {
+				log.Warn("mkdir fail", repo.Namespace, err)
+				continue
+			}
+		}
+
+		filename := filepath.Join(repopath, "git.pb")
+		log.Infof("update repo file %s\n", repopath)
+		// if !shell.Exists(filename) {
+		data, err := repo.Marshal()
+		if err != nil {
+			log.Info("patchsets.Marshal() to wire failed", err)
+			continue
+		}
+		gitpbf, err := os.OpenFile(filename, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0666)
+		defer gitpbf.Close()
+		if err != nil {
+			log.Info("filename open error:", filename, err)
+			continue
+		}
+		gitpbf.Write(data)
+		// }
+
+		// log.Infof("repo path: %s\n", repopath)
+	}
+
+	/*
+		// print out found git.pb files
+		for repo := range newpb.IterAll() {
+			log.Infof("updated repo:%-14s,%s\n", repo.GetMasterVersion(), repo.Namespace)
+		}
+	*/
+	return newpb, nil
+}
diff --git a/http.go b/http.go
index c48a42c..cb7d72e 100644
--- a/http.go
+++ b/http.go
@@ -45,6 +45,7 @@ func okHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if route == "/lookup" {
+		log.Info("doing lookup len(msg) =", len(msg))
 		found, err := lookupRepos(msg)
 		if err != nil {
 			return
@@ -60,6 +61,17 @@ func okHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if route == "/update" {
+		log.Info("doing update len(msg) =", len(msg))
+		found, err := updateRepos(msg)
+		if err != nil {
+			return
+		}
+
+		found.SendPB(w)
+		return
+	}
+
 	if route == "/GetPatchsets" {
 		doSendPatchsets(w)
 		return