This worked for me:
brew tap --repair
brew cleanup
brew update-reset
After that I was able to brew update
without any issues.
Possible culprit:
dart-lang/dart: changed default branch name from master to main!
This worked for me:
brew tap --repair
brew cleanup
brew update-reset
After that I was able to brew update
without any issues.
Possible culprit:
dart-lang/dart: changed default branch name from master to main!