After update dependency in package.swift resolving of this package failed with error
invalid registry source archive checksum 'abdd54099416459c8efaa5fa274c1b9804c719dfc05dd95d723be2186882c158', expected '065482b1e1049a86a143cec04cc4c4ad8f46cbc3a17c65f0a36c2dd2525f5b29'
Reset package cache and removing DerivedData didn't help.
I give up.
I use such "spells" myself to clear xcode and spm caches.
rm -rf ~/Library/org.swift.swiftpm/
rm -rf ~/Library/Caches/org.swift.swiftpm/
rm -rf ~/Library/Developer/Xcode/DerivedData/
rm -rf .build
I also found information that there are such commands, maybe they do something similar.
swift package
clean Delete build artifacts
purge-cache Purge the global repository cache.
reset Reset the complete cache/build directory