$ git clone -n https://gitee.com/lizhao2025/tuna.git /var/lib/mock/dist-an23-build-500917-74764/root/chroot_tmpdir/scmroot/tuna
Cloning into '/var/lib/mock/dist-an23-build-500917-74764/root/chroot_tmpdir/scmroot/tuna'...
$ git fetch origin 3fb00afe53a6f2fefdff12da66f670c223d239cc:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/tuna
 * [new ref]         3fb00afe53a6f2fefdff12da66f670c223d239cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3fb00af Update code from upstream