$ git clone -n https://gitee.com/opencloudos-stream/fstrm.git /var/lib/mock/dist-ocs23-build-233899-20115/root/chroot_tmpdir/scmroot/fstrm
Cloning into '/var/lib/mock/dist-ocs23-build-233899-20115/root/chroot_tmpdir/scmroot/fstrm'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/fstrm
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b303ede Rebuilt for loongarch release