$ git clone -n https://gitee.com/wenyuzifang/crash.git /var/lib/mock/dist-an23-build-485119-74348/root/chroot_tmpdir/scmroot/crash
Cloning into '/var/lib/mock/dist-an23-build-485119-74348/root/chroot_tmpdir/scmroot/crash'...
$ git fetch origin ad247c378712d677a5285d35a3c0b0f02f42e056:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/crash
 * [new ref]         ad247c378712d677a5285d35a3c0b0f02f42e056 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad247c3 Update code from upstream