consider only branches in guess_remote_head

diff --git a/remote.c b/remote.c
index 9143ec7a1772c45b6c3d4c84f6fc000040400dee..f073b1ecf56e5549374bcea036474ed987485581 100644 (file)
--- a/remote.c
+++ b/remote.c
@@ -493,7 +493,7 @@ static void read_config(void)
 }
 
 /*
- * We need to make sure the tracking branches are well formed, but a
+ * We need to make sure the remote-tracking branches are well formed, but a
  * wildcard refspec in "struct refspec" must have a trailing slash. We
  * temporarily drop the trailing '/' while calling check_ref_format(),
  * and put it back.  The caller knows that a CHECK_REF_FORMAT_ONELEVEL
@@ -1667,7 +1667,9 @@ struct ref *guess_remote_head(const struct ref *head,
 
        /* Look for another ref that points there */
        for (r = refs; r; r = r->next) {
-               if (r != head && !hashcmp(r->old_sha1, head->old_sha1)) {
+               if (r != head &&
+                   !prefixcmp(r->name, "refs/heads/") &&
+                   !hashcmp(r->old_sha1, head->old_sha1)) {
                        *tail = copy_ref(r);
                        tail = &((*tail)->next);
                        if (!all)