$ git clone -n https://gitee.com/wenyuzifang/nmap.git /var/lib/mock/dist-an23-build-469429-74027/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an23-build-469429-74027/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin cfe2d46ca46f627955c5539c437512ca67f16c4d:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/nmap
 * [new ref]         cfe2d46ca46f627955c5539c437512ca67f16c4d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cfe2d46 Update code from upstream