Cloning this repository:

git clone git://gitorious.org/0xdroid/external_openobex.git external_openobex
cd external_openobex

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

git remote add external_openobex git://gitorious.org/0xdroid/external_openobex.git
git fetch external_openobex
git checkout -b my-local-tracking-branch external_openobex/master_or_other_branch