Failed to build

[vnnw]

When I ran './gradlew -p sdks/python/container docker', I encountered the error as below.
Is there something I did wrong?

> Task :beam-sdks-go:resolveBuildDependencies FAILED

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':beam-sdks-go:resolveBuildDependencies'.
> Exception in resolution, message is:
  Cannot resolve dependency:cloud.google.com/go: commit='4f6c921ec566a33844f4e7879b31cd8575a6982d', urls=[https://code.googlesource.com/gocloud]
  Resolution stack is:
  +- github.com/apache/beam/sdks/go