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: Boyuan Yang <email@example.com>
Date: Mon Apr 12 16:26:32 2021 -0400
debian/control: Let xfonts-unifont suggest fonts-unifont, not ttf-unifont