$ git clone -n https://src.fedoraproject.org/rpms/hpl.git /var/lib/mock/f41-build-1065813-19550/root/chroot_tmpdir/scmroot/hpl
Cloning into '/var/lib/mock/f41-build-1065813-19550/root/chroot_tmpdir/scmroot/hpl'...
$ git fetch origin 96f1f8faabdf192f4bb97eb804f59092f1a89cfe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hpl
 * [new ref]         96f1f8faabdf192f4bb97eb804f59092f1a89cfe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 96f1f8f Eliminate use of obsolete %patchN syntax (#2283636)