Cloning this repository:

git clone git://gitorious.org/~daniel.martins/pyside/danielmartins_pyside.git danielmartins_pyside
cd danielmartins_pyside

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

git remote add danielmartins_pyside git://gitorious.org/~daniel.martins/pyside/danielmartins_pyside.git
git fetch danielmartins_pyside
git checkout -b my-local-tracking-branch danielmartins_pyside/master_or_other_branch