$ git clone -n https://src.fedoraproject.org/rpms/python-freeipa.git /var/lib/mock/f45-build-30775-647/root/chroot_tmpdir/scmroot/python-freeipa
Cloning into '/var/lib/mock/f45-build-30775-647/root/chroot_tmpdir/scmroot/python-freeipa'...
$ git fetch origin 71e11d04e081e5921ac3eabd4b64b6a764ad500a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-freeipa
 * [new ref]         71e11d04e081e5921ac3eabd4b64b6a764ad500a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71e11d0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild