HOWTO revert to old svn

sudo dpkg -i xbmc-common_9.04.2+svn22278-jaunty1_i386.deb xbmc-skin-pm3-hd_9.04.2+svn22278-jaunty1_i386.deb xbmc-web-pm3_9.04.2+svn22278-jaunty1_i386.deb

or

sudo apt-get install xbmc=[svnVERSION]  

(e.g. 22278)

The packages are stored in /var/cache/apt/archives

Revert to old version in svn  source directory

svn up --revision  22278

(svn guide http://ubuntuforums.org/showthread.php?t=1167578)