You can just diff the previous head with the new one. In GitLab, it's simply a matter of clicking "Compare with previous version". Locally, it's `git diff branc

You can just diff the previous head with the new one. In GitLab, it's simply a matter of clicking "Compare with previous version". Locally, it's `git diff branch@{1}..branch`. It's only becoming tricky if the MR has been rebased onto a different base in the process, but it's not very hard to deal with that too if needed (just annoying).