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: Lubomir Rintel <firstname.lastname@example.org>
Date: Sat Mar 24 20:04:19 2018 +0000
spi-tools (0.8.1-1) unstable; urgency=medium
* Initial release (Closes: #893984)