I recommend to my developers that they need to use –revision to land the specific change. Syntax: arc land –revision <diffID> –onto <branch> For example: arc land –revision D123 –onto develop Note: Only accepted revision can land.
asherkin’s answer explains the rationale for this behavior, and why this is the default. If you don’t find that argument compelling, you can use the –merge flag to arc land to perform –no-ff merges instead of –squash merges. These merges will not destroy local commits. If you set history.immutable to true in your .arcconfig, arc … Read more
In general, arc diff <branch> will do what you want. (If you’re already on the branch, rather than a local topic branch, try arc diff origin/<branch> instead.) When invoked like this, arc will actually diff against the merge-base of the branch’s tip and the current commit in the working copy, but generally this is what … Read more
You can use the “Abandon” option in the “Add Comment” section to close revisions you no longer intend to pursue.