$ git clone -n https://gitee.com/opencloudos-stream/nano.git /var/lib/mock/dist-ocs23-build-236681-20841/root/chroot_tmpdir/scmroot/nano
Cloning into '/var/lib/mock/dist-ocs23-build-236681-20841/root/chroot_tmpdir/scmroot/nano'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nano
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a400bd0 Rebuilt for loongarch release