Cloning this repository:

git clone git://gitorious.org/~brunes/protovis/bruness-jloves-protovis.git bruness-jloves-protovis
cd bruness-jloves-protovis

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

git remote add bruness-jloves-protovis git://gitorious.org/~brunes/protovis/bruness-jloves-protovis.git
git fetch bruness-jloves-protovis
git checkout -b my-local-tracking-branch bruness-jloves-protovis/master_or_other_branch