$ git clone -n https://src.fedoraproject.org/rpms/perl-NetPacket-LLC.git /var/lib/mock/f40-build-2202384-51877/root/chroot_tmpdir/scmroot/perl-NetPacket-LLC
Cloning into '/var/lib/mock/f40-build-2202384-51877/root/chroot_tmpdir/scmroot/perl-NetPacket-LLC'...
$ git fetch origin b0339eb2a6207ed0b35e8bad5f84d75c107239af:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-NetPacket-LLC
 * [new ref]         b0339eb2a6207ed0b35e8bad5f84d75c107239af -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0339eb Orphaned for 6+ weeks