DO NOT MERGE

Author: ChrisDenton

.github/workflows/check-binary-size.yml

@@ -51,7 +51,8 @@ jobs:
       - name: Clone Rustc
         uses: actions/checkout@v3
         with:
-          repository: rust-lang/rust
+          repository: ChrisDenton/rust
+          ref: windows-targets
           path: ${{ env.RUSTC_DIR }}
       - name: Set up std repository and backtrace submodule for size test
         shell: bash