$ git clone -n https://src.fedoraproject.org/rpms/psad.git /var/lib/mock/f41-build-1030931-18489/root/chroot_tmpdir/scmroot/psad
Cloning into '/var/lib/mock/f41-build-1030931-18489/root/chroot_tmpdir/scmroot/psad'...
$ git fetch origin 4a61f0f5e0a57c587ce2dd9904667b73e882dcfc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/psad
 * [new ref]         4a61f0f5e0a57c587ce2dd9904667b73e882dcfc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4a61f0f Eliminate use of obsolete %patchN syntax (#2283636)