$ git clone -n https://src.fedoraproject.org/rpms/wlr-randr.git /var/lib/mock/f40-build-796727-140843/root/chroot_tmpdir/scmroot/wlr-randr
Cloning into '/var/lib/mock/f40-build-796727-140843/root/chroot_tmpdir/scmroot/wlr-randr'...
$ git fetch origin e81e4f7546f91a296e9fcd1d348b774ec79d475a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wlr-randr
 * [new ref]         e81e4f7546f91a296e9fcd1d348b774ec79d475a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e81e4f7 Update to 0.4.1 (#2268231)