$ git clone -n https://gitee.com/wenjie2025/nmap.git /var/lib/mock/dist-an23-build-508698-75015/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/dist-an23-build-508698-75015/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin 6c34628e3cee456f1b2ec73e221e811b60b508a2:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/nmap
 * [new ref]         6c34628e3cee456f1b2ec73e221e811b60b508a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c34628 Update code from upstream