History of submodule_update 3 changes

In src/cli/sync.rs, lines 970–986 on 80b069facc699214ba6ae4ad9f9c943df79f1089d3502c4b0fe19082098b3252. 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 970,986:src/cli/sync.rs.