$ git clone -n https://gitee.com/opencloudos-stream/python-pikepdf.git /var/lib/mock/dist-oc9-epol-build-117707-68457/root/chroot_tmpdir/scmroot/python-pikepdf
Cloning into '/var/lib/mock/dist-oc9-epol-build-117707-68457/root/chroot_tmpdir/scmroot/python-pikepdf'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/python-pikepdf
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f84a7b9 update