$ git clone -n https://gitee.com/opencloudos-stream/tuna.git /home/lib/mock/dist-ocs23-build-237830-21145/root/chroot_tmpdir/scmroot/tuna
正克隆到 '/home/lib/mock/dist-ocs23-build-237830-21145/root/chroot_tmpdir/scmroot/tuna'...
$ git fetch origin master:KOJI_FETCH_HEAD
来自 https://gitee.com/opencloudos-stream/tuna
 * [新分支]          master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD 现在位于 1be23c2 Rebuilt for loongarch release