$ git clone -n https://src.fedoraproject.org/rpms/rpl.git /var/lib/mock/f45-build-34647-690/root/chroot_tmpdir/scmroot/rpl
Cloning into '/var/lib/mock/f45-build-34647-690/root/chroot_tmpdir/scmroot/rpl'...
$ git fetch origin aacf76bb910e8c183ab77469b41e950eee75efe0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rpl
 * [new ref]         aacf76bb910e8c183ab77469b41e950eee75efe0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aacf76b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild