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: Afif Elghraoui <email@example.com>
Date: Fri Jan 18 23:40:40 2019 -0500
d/control: specify minimum required version of golang-any
This is necessary to properly build the backport on stretch.
The upstream README indicates that go v1.9 or higher is required,
and the Debian package has the epoch 2.