$ git clone -n https://gitee.com/denisecheng/nde-qtxdg /var/lib/mock/dist-oc9-epol-build-73795-49087/root/chroot_tmpdir/scmroot/nde-qtxdg
Cloning into '/var/lib/mock/dist-oc9-epol-build-73795-49087/root/chroot_tmpdir/scmroot/nde-qtxdg'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/denisecheng/nde-qtxdg
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6047116 update nde-qtxdg.spec.