diff --git a/rhodecode/lib/vcs/backends/git/inmemory.py b/rhodecode/lib/vcs/backends/git/inmemory.py
--- a/rhodecode/lib/vcs/backends/git/inmemory.py
+++ b/rhodecode/lib/vcs/backends/git/inmemory.py
@@ -149,6 +149,8 @@ class GitInMemoryChangeset(BaseInMemoryC
         # Update vcs repository object & recreate dulwich repo
         self.repository.revisions.append(commit.id)
         self.repository._repo = Repo(self.repository.path)
+        # invalidate parsed refs after commit
+        self.repository._parsed_refs = self.repository._get_parsed_refs()
         tip = self.repository.get_changeset()
         self.reset()
         return tip
diff --git a/rhodecode/lib/vcs/backends/git/repository.py b/rhodecode/lib/vcs/backends/git/repository.py
--- a/rhodecode/lib/vcs/backends/git/repository.py
+++ b/rhodecode/lib/vcs/backends/git/repository.py
@@ -312,6 +312,7 @@ class GitRepository(BaseRepository):
             changeset.raw_id)
         self._repo.refs["refs/tags/%s" % name] = changeset._commit.id
 
+        self._parsed_refs = self._get_parsed_refs()
         self.tags = self._get_tags()
         return changeset
 
@@ -331,12 +332,16 @@ class GitRepository(BaseRepository):
         tagpath = posixpath.join(self._repo.refs.path, 'refs', 'tags', name)
         try:
             os.remove(tagpath)
+            self._parsed_refs = self._get_parsed_refs()
             self.tags = self._get_tags()
         except OSError, e:
             raise RepositoryError(e.strerror)
 
     @LazyProperty
     def _parsed_refs(self):
+        return self._get_parsed_refs()
+
+    def _get_parsed_refs(self):
         refs = self._repo.get_refs()
         keys = [('refs/heads/', 'H'),
                 ('refs/remotes/origin/', 'RH'),