Mirrors:
http://tagged.snapshots.deb.tails.boum.org/6.9/debian
http://tagged.snapshots.deb.tails.boum.org/6.9/debian-security
http://tagged.snapshots.deb.tails.boum.org/6.9/torproject
Additional sources:
deb http://tagged.snapshots.deb.tails.boum.org/6.9/debian sid main contrib non-free non-free-firmware
deb http://deb.tails.boum.org/ 6.9 main contrib non-free
deb http://tagged.snapshots.deb.tails.boum.org/6.9/torproject bookworm main