How to upgrade Google SDK on Redhat, Fedora and Centos Linux.

gcloud components update

If you are having trouble running that command because the GCloud component manager is disabled, you can try the following commands which will achieve the same result as above.

sudo yum makecache && sudo yum update \
kubectl \
google-cloud-sdk \
google-cloud-sdk-app-engine-grpc \
google-cloud-sdk-pubsub-emulator \
google-cloud-sdk-app-engine-go \
google-cloud-sdk-cloud-build-local \
google-cloud-sdk-datastore-emulator \
google-cloud-sdk-app-engine-python \
google-cloud-sdk-cbt \
google-cloud-sdk-bigtable-emulator \
google-cloud-sdk-datalab \
google-cloud-sdk-app-engine-java