Cloning this repository:

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

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

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