[Mac] Error: Failed to upgrade Homebrew Portable Ruby!

brew update

brew update 진행 시 아래와 같이 에러 발생..

brew update
==> Updating Homebrew...
==> Downloading https://ghcr.io/v2/homebrew/portable-ruby/portable-ruby/blobs/sha256:49847c7a13f7094b211f6d0025900dd23716be07dac894a3d6941d7696296306
Already downloaded: /Users/jinyoungha/Library/Caches/Homebrew/portable-ruby-3.3.3.arm64_big_sur.bottle.tar.gz
Error: Checksum mismatch.
Expected: 49847c7a13f7094b211f6d0025900dd23716be07dac894a3d6941d7696296306
  Actual: 2d108b7923b8020d81f845d0dd12a3f1b6fa6c6e38c1f58256b7a2ba3f76def6
 Archive: /Users/jinyoungha/Library/Caches/Homebrew/portable-ruby-3.3.3.arm64_big_sur.bottle.tar.gz
To retry an incomplete download, remove the file above.
Error: Failed to upgrade Homebrew Portable Ruby!

다음으로 이동

/Users/[각 사용자 유저명]/Library/Caches/Homebrew/

위의 portable-ruby-3.3.3.arm64_big_sur.bottle.tar.gz 삭제

rm -rf portable-ruby-3.3.3.arm64_big_sur.bottle.tar.gz 

정상 수행 확인을 확인