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 signature expired
対処
関連リンク
AWS Error Message: Signature expiredが表示される場合の対処 - Qiita
https://qiita.com/masarufuruya/items/a11d1c135efa1146c4ad
aws-cliでlambdaのコードをアップロードしようとしたらErrorが出た話 - Qiita
https://qiita.com/littlekbt/items/b1cf3c3f5a489924ed58
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https://stackoverflow.com/questions/44017410/signature-expired-is-now-earlier-than-error-invalidsign・・・
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https://stackoverflow.com/questions/50880796/docker-sam-local-aws-sdks-requests-failing-with-invalid・・・
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https://stackoverflow.com/questions/31217220/a-client-error-signaturedoesnotmatch-occurred-when-call・・・
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https://stackoverflow.com/questions/37903462/aws-cli-listing-s3-buckets-gives-signaturedoesnotmatch-・・・
AWS CloudWatch -- Signature Expired - Stack Overflow
https://stackoverflow.com/questions/30268698/aws-cloudwatch-signature-expired
InvalidSignatureException: Signature expired ・ Issue #527 ・ aws/aws ...
https://github.com/aws/aws-sdk-js/issues/527
SignatureDoesNotMatch: Signature expired ・ Issue #401 ・ aws/aws ...
https://github.com/aws/aws-sdk-js/issues/401
インスタンスの問題のトラブルシューティング - AWS CodeDeploy
https://docs.aws.amazon.com/ja_jp/codedeploy/latest/userguide/troubleshooting-ec2-instances.html