$ git clone -n https://gitee.com/opencloudos-stream/vdo.git /var/lib/mock/dist-ocs23-loongarch64-build-169569-10423/root/chroot_tmpdir/scmroot/vdo
Cloning into '/var/lib/mock/dist-ocs23-loongarch64-build-169569-10423/root/chroot_tmpdir/scmroot/vdo'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/vdo
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e24a1bd !2 add support for loongarch64 Merge pull request !2 from dpd/master