error: the borrowed expression implements the required traits
  | --> core/src/serve_repair.rs:1452:47
  | \|
  | 1452 \|         let mut pkt = Packet::from_data(None, &request).unwrap();
  | \|                                               ^^^^^^^^ help: change this to: `request`
  | \|
  | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
  | = note: `-D clippy::needless-borrow` implied by `-D warnings`