Sometimes movies are simply lost forever. A good example would be Fight For Your Life (1977), all film elements destroyed by Hurricane Katrina.
Curious about your citations or if you meant a different film w/ a similar title? FIGHT FOR YOUR LIFE is and has been readily available for years and remains so:
https://www.youtube.com/watch?v=CpTfIKBJHec&ab_channel=dafullclip However, I've been looking for more than the available 6 minutes of SASQUA for 15-20 years. I'm pretty convinced the "hauntological society" story is fabricated and SASQUA is buried perhaps forever. But I remain hopeful.