openSUSE:Build Service Installation Tutorial
These tutorials explain how to install the Build Service on a local server. There are more details on openSUSE:Build Service Deployment for larger scale systems.
The easiest way to deploy an OBS instance is to use the appliance. They can be used to run a server directly or to install it on your hardware. Appliances get build automatically from the OBS project and are available here.
Packages of the openSUSE Build Service are available for all platforms at: http://software.opensuse.org/search?baseproject=ALL&p=1&q=obs
Tutorials for installing the Build Service with the prepared packages:
Images build with SUSE Studio
There are images of the current release available here.