Error when creating macOS installer on 65GB thumb drive

Ugh. I didn't get very far into this upgrade process. Now what do I do?

Thanks.

https://preview.redd.it/1zfgba1mwm9d1.jpg?width=584&format=pjpg&auto=webp&s=88b8c28be537199eec816b525be68e8182afac84