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: Hilko Bengen <firstname.lastname@example.org>
Date: Mon Aug 6 23:13:39 2018 +0200
Remove myself from Uploaders
The Vcs URL git://anonscm.debian.org/pkg-java/t-digest.git is deprecated/defunct, https://anonscm.debian.org/git/pkg-java/t-digest.git was tried instead. Please update the Vcs field in debian/control.