title: How do I undo "Tag commit" in SVN?
body: <p>I want to undo commit of tag on SVN, not a commit of trunk/branch.
  How do i do that?<br>
  Also, after deletion, if a tag commit is done, would revision number of new tag commit would be same as last deleted one or 1 higher?<br>
  Thanks<br>
  sedy</p>