Cloning this repository:

git clone git://gitorious.org/~jeez/qt-labs/jeez-mobile-demos.git jeez-mobile-demos
cd jeez-mobile-demos

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

git remote add jeez-mobile-demos git://gitorious.org/~jeez/qt-labs/jeez-mobile-demos.git
git fetch jeez-mobile-demos
git checkout -b my-local-tracking-branch jeez-mobile-demos/master_or_other_branch