$ git clone -n https://gitee.com/wenyuzifang/nmap.git /var/lib/mock/dist-an23-build-480988-74252/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an23-build-480988-74252/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin 33888d8e889b477577f389dc86e8e4f09f2a2260:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/nmap
 * [new ref]         33888d8e889b477577f389dc86e8e4f09f2a2260 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33888d8 Update code from upstream