The packaging file uses dh-exec, but it does not use /usr/bin/dh-exec.
If running dh-exec with the default set of helpers is not desired, use its --with or --without options instead of directly using the desired helper.
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 02df726. For merge requests, please use the latest version in the Lintian check debhelper.