Source: http://www.hotukdeals.com/deals/xbox-live-games-with-gold-march-2016-2398181Xbox One
1st March - 31st March - Crimes and Punishments: Sherlock Holmes
16th March - 15th April - Lords of the Fallen
1st March - 15th March - Supreme Commander 2
16th March - 31st March - Borderlands.
He's posted accurate leaks twice before (Sept & November 2015) and Sherlock Holmes was leaked in the same way that Hand of Fate was, so it seems pretty likely that it's true but as always grain of salt.