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cheatsheet-tldr/tldr/jj-duplicate
2025-11-01 00:21:57 +00:00

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---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# jj duplicate
> Create new changes with the same content as existing ones.
> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-duplicate>.
- Duplicate the current revision onto its existing parent:
`jj duplicate`
- Duplicate a specific revision onto its existing parent:
`jj duplicate {{revset}}`
- Duplicate a revision onto a different parent:
`jj duplicate --destination {{dest_revset}} {{revset}}`
- Duplicate a revision and insert it **after** other revision(s):
`jj duplicate --insert-after {{after_revset}} {{revset}}`
- Duplicate a revision and insert it **before** other revision(s):
`jj duplicate --insert-before {{before_revset}} {{revset}}`
- Duplicate onto multiple parents (creates a merge commit):
`jj duplicate --destination {{destination1}} --destination {{destination2}} {{revset}}`
- Duplicate multiple revisions:
`jj duplicate {{revset1 revset2 ...}}`