$ git clone -n https://src.fedoraproject.org/rpms/python-cloup.git /var/lib/mock/f45-build-29950-642/root/chroot_tmpdir/scmroot/python-cloup
Cloning into '/var/lib/mock/f45-build-29950-642/root/chroot_tmpdir/scmroot/python-cloup'...
$ git fetch origin b3e1fee6b8ca9b220e783fcf3080100d43386b23:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cloup
 * [new ref]         b3e1fee6b8ca9b220e783fcf3080100d43386b23 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3e1fee Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild