$ git clone -n https://src.fedoraproject.org/rpms/mecab-jumandic.git /var/lib/mock/f39-build-1462554-33344/root/chroot_tmpdir/scmroot/mecab-jumandic
Cloning into '/var/lib/mock/f39-build-1462554-33344/root/chroot_tmpdir/scmroot/mecab-jumandic'...
$ git fetch origin a136d9604b2486f02f0689dd7b80f7a2d2729c07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mecab-jumandic
 * [new ref]         a136d9604b2486f02f0689dd7b80f7a2d2729c07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a136d96 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild