I'm the lead engineer at my company and I'd like to be the first to get new versions of SourceTree so I can identify issues that pop up before my other users. I understand SourceTree uses a staged rollout per the following.
https://blog.sourcetreeapp.com/2016/11/16/adding-staged-updates-to-sourcetree/
I'd like to be in that first 5% of users. There have been many SourceTree updates that have broken things for us and I want to be able to tell my users which versions are safe to use.