$ git clone -n https://src.fedoraproject.org/rpms/widelands.git /var/lib/mock/f41-build-726041-13125/root/chroot_tmpdir/scmroot/widelands
Cloning into '/var/lib/mock/f41-build-726041-13125/root/chroot_tmpdir/scmroot/widelands'...
$ git fetch origin c5a8ed78efed9a8487df3395cc90e6635c3d3df4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/widelands
 * [new ref]         c5a8ed78efed9a8487df3395cc90e6635c3d3df4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5a8ed7 Eliminate use of obsolete %patchN syntax (#2283636)