$ git clone -n https://src.fedoraproject.org/rpms/libcompizconfig.git /var/lib/mock/f45-build-16015-481/root/chroot_tmpdir/scmroot/libcompizconfig
Cloning into '/var/lib/mock/f45-build-16015-481/root/chroot_tmpdir/scmroot/libcompizconfig'...
$ git fetch origin 5248684fe1b649904b272d7f3ca8bc55cd4758dd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcompizconfig
 * [new ref]         5248684fe1b649904b272d7f3ca8bc55cd4758dd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5248684 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild