Cloning this repository:

git clone git://gitorious.org/~stefanieh/qt-labs/stefaniehs-nacl.git stefaniehs-nacl
cd stefaniehs-nacl

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

git remote add stefaniehs-nacl git://gitorious.org/~stefanieh/qt-labs/stefaniehs-nacl.git
git fetch stefaniehs-nacl
git checkout -b my-local-tracking-branch stefaniehs-nacl/master_or_other_branch