$ git clone -n https://src.fedoraproject.org/rpms/gitqlient.git /var/lib/mock/f45-build-11122-427/root/chroot_tmpdir/scmroot/gitqlient
Cloning into '/var/lib/mock/f45-build-11122-427/root/chroot_tmpdir/scmroot/gitqlient'...
$ git fetch origin ba57f86a1c06d3c0d89662d5e592dfce08b38a80:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gitqlient
 * [new ref]         ba57f86a1c06d3c0d89662d5e592dfce08b38a80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba57f86 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild