$ git clone -n https://src.fedoraproject.org/rpms/lib3ds.git /var/lib/mock/f41-build-1144836-21156/root/chroot_tmpdir/scmroot/lib3ds
Cloning into '/var/lib/mock/f41-build-1144836-21156/root/chroot_tmpdir/scmroot/lib3ds'...
$ git fetch origin 86c5ad1bbe47f222018dd636e59563a778f21693:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lib3ds
 * [new ref]         86c5ad1bbe47f222018dd636e59563a778f21693 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 86c5ad1 Eliminate use of obsolete %patchN syntax (#2283636)