$ git clone -n https://src.fedoraproject.org/rpms/lucene.git /var/lib/mock/f40-build-1723534-24647/root/chroot_tmpdir/scmroot/lucene
Cloning into '/var/lib/mock/f40-build-1723534-24647/root/chroot_tmpdir/scmroot/lucene'...
$ git fetch origin 44558248352759086d2204685e0309f95e71b990:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lucene
 * [new ref]         44558248352759086d2204685e0309f95e71b990 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4455824 Switch to SPDX license