To uninstall Jenkins and cleanup the service account and CodeCommit repository run:
helm uninstall cicd
aws codecommit delete-repository \
--repository-name eksworkshop-app
aws iam detach-user-policy \
--user-name git-user \
--policy-arn arn:aws:iam::aws:policy/AWSCodeCommitPowerUser
aws iam delete-service-specific-credential \
--user-name git-user \
--service-specific-credential-id $CREDENTIAL_ID
aws iam delete-user \
--user-name git-user
eksctl delete iamserviceaccount \
--name jenkins \
--namespace default \
--cluster eksworkshop-eksctl
rm -rf ~/environment/eksworkshop-app
rm ~/environment/values.yaml
sudo pip uninstall -y git-remote-codecommit