I realize it’s not the Amazon web-rip, but there is a 1080p Chasing Christmas up on Youtube, and it appears to be the full movie https://www.youtube.com/watch?v=bjSbYG2MdTY.
This is my list of parameters when downloading with youtube-dl
-f bestvideo+bestaudio/best --all-subs --embed-subs --write-thumbnail --add-metadata --fixup detect_or_warn --no-check-certificate
yt-dlp is WAY better, use -S hdr:dv with yt-dlp