History of describe_holding 2 changes

In src/cli/sync.rs, lines 266–293 on f3811eb20bea7aae11743297532b89af8e428178eccf4531b15df23dfee3f1b9. 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 266,293:src/cli/sync.rs.