In simple terms, "to repeat that success" means achieving the same level of success again.
Sentences with «to repeat that success»
Self - motivated and organized professional with repeated success in project and call center management. (members.climber.com)
A lot of people find repeated success with a free dating web site while many others find no responses because they fail to make an impression. (bbwcouple.com)
However, I have had repeated success at house parties. (datingadviceguy.com)