Cloning this repository:

git clone git://gitorious.org/python-twisted-akonadi/python-twisted-akonadi.git python-twisted-akonadi
cd python-twisted-akonadi

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

git remote add python-twisted-akonadi git://gitorious.org/python-twisted-akonadi/python-twisted-akonadi.git
git fetch python-twisted-akonadi
git checkout -b my-local-tracking-branch python-twisted-akonadi/master_or_other_branch