$ git clone -n https://src.fedoraproject.org/rpms/libnetfilter_log.git /var/lib/mock/f45-build-16628-489/root/chroot_tmpdir/scmroot/libnetfilter_log
Cloning into '/var/lib/mock/f45-build-16628-489/root/chroot_tmpdir/scmroot/libnetfilter_log'...
$ git fetch origin 17d79b780004c80165207f0c0a2d1fbb098c93f1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnetfilter_log
 * [new ref]         17d79b780004c80165207f0c0a2d1fbb098c93f1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 17d79b7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild