$ git clone -n https://src.fedoraproject.org/rpms/unique3.git /var/lib/mock/f45-build-37726-717/root/chroot_tmpdir/scmroot/unique3
Cloning into '/var/lib/mock/f45-build-37726-717/root/chroot_tmpdir/scmroot/unique3'...
$ git fetch origin a9010b2678fd8321666db008212f840ea39fa822:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/unique3
 * [new ref]         a9010b2678fd8321666db008212f840ea39fa822 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a9010b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild