$ git clone -n https://gitee.com/wency_cn/nmap.git /var/lib/mock/dist-an23-build-508243-74974/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an23-build-508243-74974/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin 67a65500d32b66d58d445a4812733b58769c74c6:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/nmap
 * [new ref]         67a65500d32b66d58d445a4812733b58769c74c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 67a6550 Update code from upstream