Update notes for submitted changes

* RepoCommand: Do not set 'branch' if the revision is a tag

06/67b8ec4d8b10ebc57271642953de6852c3331b

@@ -0,0 +1,7 @@
+Verified+1: Matthias Sohn <matthias.sohn@sap.com>
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 26 May 2021 11:00:04 -0400
+Reviewed-on: https://git.eclipse.org/r/c/jgit/jgit/+/180953
+Project: jgit/jgit
+Branch: refs/heads/master