---
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://docs.jj-vcs.dev/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 {{[-d|--destination]}} {{dest_revset}} {{revset}}`

- Duplicate a revision and insert it after other revision(s):

`jj duplicate {{[-A|--insert-after]}} {{after_revset}} {{revset}}`

- Duplicate a revision and insert it before other revision(s):

`jj duplicate {{[-B|--insert-before]}} {{before_revset}} {{revset}}`

- Duplicate onto multiple parents (creates a merge commit):

`jj duplicate {{[-d|--destination]}} {{destination1}} {{[-d|--destination]}} {{destination2}} {{revset}}`

- Duplicate multiple revisions:

`jj duplicate {{revset1 revset2 ...}}`