$ git clone -n https://src.fedoraproject.org/rpms/python-click-option-group.git /var/lib/mock/f45-build-29970-642/root/chroot_tmpdir/scmroot/python-click-option-group
Cloning into '/var/lib/mock/f45-build-29970-642/root/chroot_tmpdir/scmroot/python-click-option-group'...
$ git fetch origin 473faafd9e00a9ce37a17e771de0e4261de87437:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-click-option-group
 * [new ref]         473faafd9e00a9ce37a17e771de0e4261de87437 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 473faaf Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild