jj-describe

Update the change description or other metadata. More information: https://jj-vcs.github.io/jj/latest/cli-reference/#jj-describe.

• Update the description of the current change:

jj {{[desc|describe]}}

• Update the description of given revsets:

jj {{[desc|describe]}} {{revsets}}

• Update the description to the given message:

jj {{[desc|describe]}} {{[-m|--message]}} {{message}}