$ git clone -n https://gitee.com/happy_orange/luajit.git /var/lib/mock/dist-an23-build-340717-69846/root/chroot_tmpdir/scmroot/luajit
Cloning into '/var/lib/mock/dist-an23-build-340717-69846/root/chroot_tmpdir/scmroot/luajit'...
$ git fetch origin 6ee6ee3920fb2a57c4d1c28a302e89de98c27e76:KOJI_FETCH_HEAD
From https://gitee.com/happy_orange/luajit
 * [new ref]         6ee6ee3920fb2a57c4d1c28a302e89de98c27e76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ee6ee3 update to 2.1.rolling