Cloning this repository:

git clone git://gitorious.org/~jjardon/openismus-playground/jjardons-helloworld_cc.git jjardons-helloworld_cc
cd jjardons-helloworld_cc

Add this repository as a remote to an existing local repository:

git remote add jjardons-helloworld_cc git://gitorious.org/~jjardon/openismus-playground/jjardons-helloworld_cc.git
git fetch jjardons-helloworld_cc
git checkout -b my-local-tracking-branch jjardons-helloworld_cc/master_or_other_branch