- if (head && !memcmp(ref->old_sha1, head->old_sha1, 20)) {
- if (!head_ptr || ref == master_ref)
- head_ptr = ref;
- }
+ if (head &&
+ !memcmp(ref->old_sha1, head->old_sha1, 20) &&
+ !strncmp(ref->name, "refs/heads/",11) &&
+ (!head_ptr || ref == master_ref))
+ head_ptr = ref;
+