$ git clone -n https://gitee.com/wenyuzifang/autogen.git /var/lib/mock/dist-an23-build-480431-74252/root/chroot_tmpdir/scmroot/autogen
Cloning into '/var/lib/mock/dist-an23-build-480431-74252/root/chroot_tmpdir/scmroot/autogen'...
$ git fetch origin c4a60942c131b0deb3b0c6918e074b28928eabf4:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/autogen
 * [new ref]         c4a60942c131b0deb3b0c6918e074b28928eabf4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4a6094 Update code from upstream