message: remove "yesterday"
diff: @@ -68,7 +68,7 @@ git push git@github.com:rust-lang/cargo rust-$NEW_BETA_VERSION
  ```
  Temporarily disable banch protection on GitHub for the `beta` branch of the Rust
  -repo. Promote rust-lang/rust's master branch to beta as with yesterday:
  +repo. Promote rust-lang/rust's master branch to beta as you did for stable:
  ```sh
  git push git@github.com:rust-lang/rust $BRANCH_POINT:beta -f
  