History of submodule_add 2 changes

In src/cli/sync.rs, lines 455–472 on da7997cc22bbcb971fa6e56d381cef0f86ba93107f82385e1ce41c654894a66b. 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.