Relocate

You'll see an error like this,

svn: Commit failed (details follow):
svn: MKACTIVITY of '/svn/collective/!svn/act/509f67a4-1ce2-4e6a-9f7f-58f697080127': 403 Forbidden (http://svn.plone.org)

Just issue this command,

svn switch --relocate http:// https://

Revert To Previous Revision

svn merge -r 123:124 ./

 Merge Branch Into Trunk

svn merge -r 250:HEAD http://svn.host.com/svn/branch

Add Local File To Repo

svn import local_dir "path_to_repo"

 

 The Zope SVN Reference is great help