History of submodule_add 2 changes

In src/cli/sync.rs, lines 587–604 on 7eac74abc5869609414ae95ac9c0385f3c8894d7b64dd1cf41045f4246b2257d. 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 587,604:src/cli/sync.rs.