$ git clone -n https://src.fedoraproject.org/rpms/clc.git /var/lib/mock/f45-build-4565-332/root/chroot_tmpdir/scmroot/clc
Cloning into '/var/lib/mock/f45-build-4565-332/root/chroot_tmpdir/scmroot/clc'...
$ git fetch origin d8dd0474ec3fe65565291edeaf8c7cb13edd67be:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clc
 * [new ref]         d8dd0474ec3fe65565291edeaf8c7cb13edd67be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8dd047 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild