$ git clone -n https://gitee.com/opencloudos-stream/rednotebook.git /var/lib/mock/dist-oc9-epol-build-157507-79741/root/chroot_tmpdir/scmroot/rednotebook
Cloning into '/var/lib/mock/dist-oc9-epol-build-157507-79741/root/chroot_tmpdir/scmroot/rednotebook'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rednotebook
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b4e4af !1 Rebuilt for loongarch64 Merge pull request !1 from brucezhang/master