History of S3::exists 1 change

In crates/hub/src/backups.rs, lines 676–683 on 8f0efa0729b02b703ca4caeb29ee53b6acd7c4e2e403f140617b26430d0e8570. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 676,683:crates/hub/src/backups.rs.