Cloning this repository:

git clone git://gitorious.org/~enginegl/tinymail/enginegls-tinymail.git enginegls-tinymail
cd enginegls-tinymail

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

git remote add enginegls-tinymail git://gitorious.org/~enginegl/tinymail/enginegls-tinymail.git
git fetch enginegls-tinymail
git checkout -b my-local-tracking-branch enginegls-tinymail/master_or_other_branch