このエラーメッセージに関する原因と対処に関して説明します。
エラーメッセージ(英語)：
cli an error occurred (signaturedoesnotmatch)
対処
関連リンク
SignatureDoesNotMatch error ・ Issue #602 ・ aws/aws-cli ・ GitHub
https://github.com/aws/aws-cli/issues/602
aws s3 sync failes: A client error (SignatureDoesNotMatch) occurred ...
https://github.com/aws/aws-cli/issues/1025
AWS CLIでサービスの各種コマンドを動かしてみる(S3編1: バケットその1 ...
https://dev.classmethod.jp/cloud/aws/awscli-s3-1-bucket-vol1/
AWS CLI listing S3 buckets gives SignatureDoesNotMatch error using ...
https://stackoverflow.com/questions/37903462/aws-cli-listing-s3-buckets-gives-signaturedoesnotmatch-・・・
fatal error: An error occurred (SignatureDoesNotMatch ...
https://stackoverflow.com/questions/49923886/fatal-error-an-error-occurred-signaturedoesnotmatch
botocore.exceptions.ClientError An error occurred ...
https://stackoverflow.com/questions/47994825/botocore-exceptions-clienterror-an-error-occurred-signa・・・
awscli, the request signature we calculated does not match the ...
https://stackoverflow.com/questions/41637697/awscli-the-request-signature-we-calculated-does-not-mat・・・
A client error (SignatureDoesNotMatch) occurred when calling ...
https://stackoverflow.com/questions/31217220/a-client-error-signaturedoesnotmatch-occurred-when-call・・・
AWS 署名バージョン 4 に関連するエラーのトラブルシューティング ...
https://docs.aws.amazon.com/ja_jp/general/latest/gr/signature-v4-troubleshooting.html
AWS CLI入れたった - ニカケル
https://kiiit.hatenablog.com/entry/2017/07/01/123502