if (get_oid("NOTES_MERGE_PARTIAL", &oid))
die(_("failed to read ref NOTES_MERGE_PARTIAL"));
- else if (!(partial = lookup_commit_reference(oid.hash)))
+ else if (!(partial = lookup_commit_reference(&oid)))
die(_("could not find commit from NOTES_MERGE_PARTIAL."));
else if (parse_commit(partial))
die(_("could not parse commit from NOTES_MERGE_PARTIAL."));