Cloning this repository:

git clone git://gitorious.org/~seraphim/minitube/seraphims-minitube.git seraphims-minitube
cd seraphims-minitube

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

git remote add seraphims-minitube git://gitorious.org/~seraphim/minitube/seraphims-minitube.git
git fetch seraphims-minitube
git checkout -b my-local-tracking-branch seraphims-minitube/master_or_other_branch