The SOGo project itself does not provide precompiled RPM or Debian packages.
The installation of ScalableOGo should only be attempted by well-versed
we currently do not provide shrinkwrapped variants for endusers.
If you need help with the compilation and setup of ScalableOGo feel free to join the sogo at ogo mailinglist.
Wolfgang Sourdeau was so kind to write a document which explains the setup and configuration of the 'inverse' SOGo branch: SOGo Installation.