yt-dlp https://www.twitch.tv/TWITCHCHANNELNAME/clips?range=all

Starts with the clips with the most views. Creating an archive for your clips in case Twitch decides to change anything again.

Useful options:

You might want to use --max-downloads 50 to download maximum 50 clips.

--download-archive ./log.txt - keeps a log of downloaded videos in case you have to restart the download.

-i - continues in case a download fails.

additionally: quality and meta data as this is a standard video download.