$ git clone -n https://src.fedoraproject.org/rpms/ghc-cond.git /var/lib/mock/f45-build-10122-413/root/chroot_tmpdir/scmroot/ghc-cond
Cloning into '/var/lib/mock/f45-build-10122-413/root/chroot_tmpdir/scmroot/ghc-cond'...
$ git fetch origin cd56641fc3b5a275028f61c56154d0a5af6a90ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-cond
 * [new ref]         cd56641fc3b5a275028f61c56154d0a5af6a90ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd56641 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild