$ git clone -n https://src.fedoraproject.org/rpms/python-rich.git /var/lib/mock/f45-build-32944-665/root/chroot_tmpdir/scmroot/python-rich
Cloning into '/var/lib/mock/f45-build-32944-665/root/chroot_tmpdir/scmroot/python-rich'...
$ git fetch origin 53c06af1a249169e25c6732996c8e2d5436a8076:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rich
 * [new ref]         53c06af1a249169e25c6732996c8e2d5436a8076 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53c06af Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild