It is not correct to return tag data when commit data is requested, so remove the hacky code that overwrote parts of a commit with parts of a tag. This fixes commit retrieval by tag for both the latest commit in the UI and the commit info on tag webhook events. Fixes: https://github.com/go-gitea/gitea/issues/21687 Replaces: https://github.com/go-gitea/gitea/pull/21693 <img width="324" alt="Screenshot 2022-11-13 at 15 26 37" src="https://user-images.githubusercontent.com/115237/201526975-736c6ea7-ad6a-467a-a823-9a63d6ecb718.png"> <img width="789" alt="image" src="https://user-images.githubusercontent.com/115237/201526876-90a13ffc-1e5c-4d76-911b-f1ae51e8eaab.png"> --------- Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
