$ git clone -n https://src.fedoraproject.org/rpms/wlr-randr.git /var/lib/mock/f40-build-2332676-59169/root/chroot_tmpdir/scmroot/wlr-randr
Cloning into '/var/lib/mock/f40-build-2332676-59169/root/chroot_tmpdir/scmroot/wlr-randr'...
$ git fetch origin fb6145e9d50362780887188c5af3c312b8b140ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wlr-randr
 * [new ref]         fb6145e9d50362780887188c5af3c312b8b140ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb6145e Update to 0.4.0 (#2258908)