History of mount 1 change

In crates/flow/src/syscall.rs, lines 667–675 on 0077c7488e5d5377ff188fe854afb891b67ac12674ae2442a7f57dc5d2d2db59. 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 667,675:crates/flow/src/syscall.rs.