Cloning this repository:

git clone git://gitorious.org/~wyvern01/irrlichtandroid/wyvern01s-irrlichtandroid.git wyvern01s-irrlichtandroid
cd wyvern01s-irrlichtandroid

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

git remote add wyvern01s-irrlichtandroid git://gitorious.org/~wyvern01/irrlichtandroid/wyvern01s-irrlichtandroid.git
git fetch wyvern01s-irrlichtandroid
git checkout -b my-local-tracking-branch wyvern01s-irrlichtandroid/master_or_other_branch