[opensuse-buildservice] how to add a local repository to OBS?

hi,all I have a local apt source(http://localhost/mirror),I want to add it to OBS, but I don't know how to modify OBS. how can I configure OBS? Thanks in advance. -- To unsubscribe, e-mail: opensuse-buildservice+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-buildservice+help@opensuse.org