History of submodule_add 2 changes

In src/cli/sync.rs, lines 536–553 on 7ba155f20aa080b927154967d98e3d13a6cde4c1c092df385a728adad1c3b5e9. 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 536,553:src/cli/sync.rs.