$ git clone -n https://gitee.com/lizhao2025/fftw.git /var/lib/mock/dist-an23-build-496143-74608/root/chroot_tmpdir/scmroot/fftw
Cloning into '/var/lib/mock/dist-an23-build-496143-74608/root/chroot_tmpdir/scmroot/fftw'...
$ git fetch origin 5a8b60552a85e663a326d3155ec20669f9f83a8e:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/fftw
 * [new ref]         5a8b60552a85e663a326d3155ec20669f9f83a8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a8b605 Update code from upstream