> 
> **Possible Duplicate:**  
> 
> [Subversion: Retract Accidental Checkin](https://stackoverflow.com/questions/747713/subversion-retract-accidental-checkin) 
> 
> 
> 

In rev 10 I did something. It was bad. I regret it. I know you can't actually delete history from svn (that's the whole point, isn't it?) so I want rev 11 to be *exactly* like rev 9.