$ git clone -n https://src.fedoraproject.org/rpms/python-authres.git /var/lib/mock/f45-build-29465-639/root/chroot_tmpdir/scmroot/python-authres
Cloning into '/var/lib/mock/f45-build-29465-639/root/chroot_tmpdir/scmroot/python-authres'...
$ git fetch origin 656ff479f382b337b78167fa49c6d343a4321571:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-authres
 * [new ref]         656ff479f382b337b78167fa49c6d343a4321571 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 656ff47 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild