$ git clone -n https://gitee.com/opencloudos-stream/vala.git /var/lib/mock/dist-ocs23-build-7312-37/root/chroot_tmpdir/scmroot/vala
Cloning into '/var/lib/mock/dist-ocs23-build-7312-37/root/chroot_tmpdir/scmroot/vala'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/vala
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a8c14f update