diff --git a/gitTag.common.go b/gitTag.common.go
index 43c0dbc..81e44c3 100644
--- a/gitTag.common.go
+++ b/gitTag.common.go
@@ -21,6 +21,32 @@ func (repo *Repo) DevelHash() string {
 	return ""
 }
 
+func (repo *Repo) GetLocalHash(brname string) string {
+	refname := "refs/heads/" + brname
+	all := repo.Tags.All()
+	for all.Scan() {
+		tag := all.Next()
+		// log.Info("repo tag", tag.GetHash(), tag.GetRefname())
+		if tag.GetRefname() == refname {
+			return strings.TrimSpace(tag.GetHash())
+		}
+	}
+	return ""
+}
+
+func (repo *Repo) GetRemoteHash(brname string) string {
+	refname := "refs/remotes/origin/" + brname
+	all := repo.Tags.All()
+	for all.Scan() {
+		tag := all.Next()
+		// log.Info("repo tag", tag.GetHash(), tag.GetRefname())
+		if tag.GetRefname() == refname {
+			return strings.TrimSpace(tag.GetHash())
+		}
+	}
+	return ""
+}
+
 // this is the correct way. uses 'git show-ref'
 func (repo *Repo) IsBranchRemote(brname string) bool {
 	if repo.Tags == nil {