$ git clone -n https://gitee.com/opencloudos-stream/mt-st.git /var/lib/mock/dist-ocs23-build-279864-26726/root/chroot_tmpdir/scmroot/mt-st
Cloning into '/var/lib/mock/dist-ocs23-build-279864-26726/root/chroot_tmpdir/scmroot/mt-st'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mt-st
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7e24fc7 Rebuilt for loongarch release