git rebase -X theirs branchQ

git status

Unmerged paths:
  (use "git reset HEAD <file>..." to unstage)
  (use "git add/rm <file>..." as appropriate to mark resolution)

        deleted by them: A/XB.cs
        deleted by them: A/YB.cs
        deleted by them: B/XD.cs
        deleted by them: B/YD.cs