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: Mo Zhou <firstname.lastname@example.org>
Date: Thu Jan 17 15:50:52 2019 +0000
Set JULIA_CPU_TARGET="pwr8" for ppc64el architecture.