$ git clone -n https://gitee.com/opencloudos-stream/velocity.git /var/lib/mock/dist-ocs23-base-build-258460-24615/root/chroot_tmpdir/scmroot/velocity
Cloning into '/var/lib/mock/dist-ocs23-base-build-258460-24615/root/chroot_tmpdir/scmroot/velocity'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/velocity
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b34d869 Rebuilt for loongarch release