$ git clone -n https://gitee.com/opencloudos-stream/rapidxml.git /var/lib/mock/dist-oc9-epol-build-95991-59741/root/chroot_tmpdir/scmroot/rapidxml
Cloning into '/var/lib/mock/dist-oc9-epol-build-95991-59741/root/chroot_tmpdir/scmroot/rapidxml'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rapidxml
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0a9ea4 update