$ git clone -n https://src.fedoraproject.org/rpms/liblxqt.git /var/lib/mock/f45-build-16531-487/root/chroot_tmpdir/scmroot/liblxqt
Cloning into '/var/lib/mock/f45-build-16531-487/root/chroot_tmpdir/scmroot/liblxqt'...
$ git fetch origin c8e8ef14b67bad9c8a7a03f2f2216b487c928339:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liblxqt
 * [new ref]         c8e8ef14b67bad9c8a7a03f2f2216b487c928339 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8e8ef1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild