$ git clone -n https://gitee.com/lizhao2025/lua-posix.git /var/lib/mock/dist-an23-build-496420-74608/root/chroot_tmpdir/scmroot/lua-posix
Cloning into '/var/lib/mock/dist-an23-build-496420-74608/root/chroot_tmpdir/scmroot/lua-posix'...
$ git fetch origin bb16817e2fde63a00f7afcb8c827781de8109a05:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/lua-posix
 * [new ref]         bb16817e2fde63a00f7afcb8c827781de8109a05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb16817 Update code from upstream