Add clone "-g" option that creates needed Gerrit remotes
Add clone "-g" option that creates needed Gerrit remotes

This requires a distgit and patches entry in ~/.rdopkg/rdoinfo/rdo.yml, for
example:

- project: sample
  conf: core
  distgit: ssh://rpmfactory.beta.rdoproject.org:29418/%(project)s-distgit
  patches: ssh://rpmfactory.beta.rdoproject.org:29418/%(project)s
  maintainers:
  - cschwede@redhat.com

openstack-packages/rdopkg,openstack-packages/rdopkg,redhat-openstack/rdopkg,redhat-openstack/rdopkg