Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/15548
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GitHub user ueshin opened a pull request:
https://github.com/apache/spark/pull/15548
[SPARK-17985][CORE] Bump commons-lang3 version to 3.5.
## What changes were proposed in this pull request?
`SerializationUtils.clone()` of commons-lang3 (<3.5) has a bug that breaks
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