Cloning this repository:

git clone git://gitorious.org/nightshooter/nightshooter.git nightshooter
cd nightshooter

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

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