$ git clone -n https://gitee.com/opencloudos-stream/iftop.git /var/lib/mock/dist-oc9-epol-build-72454-47792/root/chroot_tmpdir/scmroot/iftop
Cloning into '/var/lib/mock/dist-oc9-epol-build-72454-47792/root/chroot_tmpdir/scmroot/iftop'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/iftop
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 173e674 !1 initial build Merge pull request !1 from 冯玮耀/master