$ git clone -n https://src.fedoraproject.org/rpms/reuse.git /var/lib/mock/f45-build-34496-687/root/chroot_tmpdir/scmroot/reuse
Cloning into '/var/lib/mock/f45-build-34496-687/root/chroot_tmpdir/scmroot/reuse'...
$ git fetch origin 129061cff12d252946d04341b1835217c9150bd5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/reuse
 * [new ref]         129061cff12d252946d04341b1835217c9150bd5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 129061c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild