$ git clone -n https://src.fedoraproject.org/rpms/librelp.git /var/lib/mock/f45-build-16846-491/root/chroot_tmpdir/scmroot/librelp
Cloning into '/var/lib/mock/f45-build-16846-491/root/chroot_tmpdir/scmroot/librelp'...
$ git fetch origin c1e8566def988d1cf3e1c6d28f479da2802f499f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/librelp
 * [new ref]         c1e8566def988d1cf3e1c6d28f479da2802f499f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1e8566 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild