$ git clone -n https://src.fedoraproject.org/rpms/libnetfilter_log.git /var/lib/mock/f41-build-1266709-23069/root/chroot_tmpdir/scmroot/libnetfilter_log
Cloning into '/var/lib/mock/f41-build-1266709-23069/root/chroot_tmpdir/scmroot/libnetfilter_log'...
$ git fetch origin 004c3e7d1077646a5b3b1aaaf0e7d33474065976:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnetfilter_log
 * [new ref]         004c3e7d1077646a5b3b1aaaf0e7d33474065976 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 004c3e7 Eliminate use of obsolete %patchN syntax (#2283636)