this package seems to have new commits in its VCS but has
not yet updated debian/changelog. You should consider updating
the Debian changelog and uploading this new version into the archive.
Here are the relevant commit logs:
Author: Mike Gabriel <email@example.com>
Date: Wed Jul 22 13:28:19 2020 +0200
d/patches: Add header to 1010_phpunit-8.x+9.x.patch.