$ git clone -n https://src.fedoraproject.org/rpms/python-openpaperwork-gtk.git /var/lib/mock/f45-build-31784-655/root/chroot_tmpdir/scmroot/python-openpaperwork-gtk
Cloning into '/var/lib/mock/f45-build-31784-655/root/chroot_tmpdir/scmroot/python-openpaperwork-gtk'...
$ git fetch origin 502ad1fd7850ff774bbc0a3172a3b0c5a4bdb39f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-openpaperwork-gtk
 * [new ref]         502ad1fd7850ff774bbc0a3172a3b0c5a4bdb39f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 502ad1f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild