$ git clone -n https://src.fedoraproject.org/rpms/less.git /var/lib/mock/f41-build-1144848-21156/root/chroot_tmpdir/scmroot/less
Cloning into '/var/lib/mock/f41-build-1144848-21156/root/chroot_tmpdir/scmroot/less'...
$ git fetch origin 5a32833f079cb3842b82501dd78c50423aa310c0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/less
 * [new ref]         5a32833f079cb3842b82501dd78c50423aa310c0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a32833 Eliminate use of obsolete %patchN syntax (#2283636)