Individual tickets will go on sale early 2021. There is a link to an email list for updates. Though I'm sure when the time gets closer availability dates will be announced.
https://www.huskers2ireland.com/tickets/
So maybe not as good as everyone thought. I know their is a lot of season to go but I wonder if ESPN's FPI will still have us at a 20 something percent chance of winning in a week or so?