$ git clone -n https://src.fedoraproject.org/rpms/lucene.git /var/lib/mock/f38-build-side-42-init-devel-784854-27954/root/chroot_tmpdir/scmroot/lucene
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-784854-27954/root/chroot_tmpdir/scmroot/lucene'...
$ git fetch origin 97717120a8328efbcc6fe032593c37aff9e422e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lucene
 * [new ref]         97717120a8328efbcc6fe032593c37aff9e422e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9771712 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild