Download&exctart .zip file from releases page. run Replica.exe. if you want to run as .py script - need to add ffmpeg&yt_dlp. download ffmpeg from here, exctart, and copy this ffmpeg.exe to folder ...

This program allows you to download and update existing mod packs (ex. for Minecraft) Replace https://www.curseforge.com/api/v1/mods/123456/files/1234567/download ...