$ git clone -n https://gitee.com/opencloudos-stream/luajit.git /var/lib/mock/dist-rebuild-after-rpm-check-build-175223-10981/root/chroot_tmpdir/scmroot/luajit
Cloning into '/var/lib/mock/dist-rebuild-after-rpm-check-build-175223-10981/root/chroot_tmpdir/scmroot/luajit'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/luajit
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd2d8ad !2 Add LoongArch64 base support Merge pull request !2 from zhaozhao/master-loong64