$ git clone -n https://gitee.com/fundawang/doxygen.git /var/lib/mock/dist-an23-build-296806-65797/root/chroot_tmpdir/scmroot/doxygen
Cloning into '/var/lib/mock/dist-an23-build-296806-65797/root/chroot_tmpdir/scmroot/doxygen'...
$ git fetch origin b6a1b7a2a89e56cfb9500d08e347efa2ce1b552c:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/doxygen
 * [new ref]         b6a1b7a2a89e56cfb9500d08e347efa2ce1b552c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6a1b7a 1.9.8