If you don't have SKY Sports, and want to watch the official German stream for the fight, you can do so here:
http://www.myvideo.de/Themen/Boxen_Live_Stream
and here:
http://www.ran.de/boxen/live/boxen-live ... livestream
You might have to download this first: https://hola.org/
Hola is a free internet region un-blocker. Once downloaded set it to German and you should get access to both streams.