The debian/README.source file appears to be an unmodified or insufficiently modified copy of the dh_make template.
Please double-check the README.source page and replace it with information about this source package or simply remove the file completely.
The tag is present in Lintian version
That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit d219a5a. For merge requests, please use the latest version in the Lintian check dh-make.