$ git clone -n https://src.fedoraproject.org/rpms/widelands.git /var/lib/mock/f42-build-862682-171015/root/chroot_tmpdir/scmroot/widelands
Cloning into '/var/lib/mock/f42-build-862682-171015/root/chroot_tmpdir/scmroot/widelands'...
$ git fetch origin d62e7cffd5cb26679fa16b50fe0b8c6d1284e2d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/widelands
 * [new ref]         d62e7cffd5cb26679fa16b50fe0b8c6d1284e2d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d62e7cf Rebuild for ICU 76