Cloning this repository:

git clone git://gitorious.org/~tieniuli/colibri-t20-embedded-linux-bsp/tieniulis-colibri_t20-linux-kernel.git tieniulis-colibri_t20-linux-kernel
cd tieniulis-colibri_t20-linux-kernel

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

git remote add tieniulis-colibri_t20-linux-kernel git://gitorious.org/~tieniuli/colibri-t20-embedded-linux-bsp/tieniulis-colibri_t20-linux-kernel.git
git fetch tieniulis-colibri_t20-linux-kernel
git checkout -b my-local-tracking-branch tieniulis-colibri_t20-linux-kernel/master_or_other_branch