diff --git a/mercurial/scmutil.py b/mercurial/scmutil.py
--- a/mercurial/scmutil.py
+++ b/mercurial/scmutil.py
@@ -1134,7 +1134,7 @@
 
             k = encoding.tolocal(k)
             try:
-                data[repo[k].rev()] = encoding.tolocal(v)
+                data[revsingle(repo, k).rev()] = encoding.tolocal(v)
             except (error.LookupError, error.RepoLookupError):
                 pass # we ignore data for nodes that don't exist locally
     finally: