Opencore not downloading the macOS catalina installer

Hello, I don't know if this is the right subreddit but I was tryng to download the macOS catalina installer from opencore with python, but it gives me this error

https://preview.redd.it/t9qdemc849tc1.png?width=1280&format=png&auto=webp&s=9c4dc16e1fc3fe958bff176597e1bfc4524a4119

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