mmh after subscribing you should be lead to a welcome page which looks like this:
Welcome, Believer!
Thank you so much for joining the Believer Tier and supporting the development of Head Game.
As a Believer, you get access to the current Patreon Build, which you can download through itch.io here:
https://headgame.itch.io/head-game-2-patreon-build/patreon-access
Smaller updates, hotfixes, and build-related news will be announced on Discord, so make sure to keep an eye on the server.
Thank you again for your support — it really helps me keep working on the game!