History of submodule_add 2 changes

In src/cli/sync.rs, lines 455–472 on 17af6ca51f4f1f03ea19f491aeb431805b0cdc026a61c72b58153c3fca8a5d28. 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 455,472:src/cli/sync.rs.