The package contains a VCS control file such as .(cvs|git|hg)ignore. Files such as these are used by revision control systems to, for example, specify untracked files it should ignore or inventory files. This file is generally useless in an installed package and was probably installed by accident.
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 c1c05b0. For merge requests, please use the latest version in the Lintian check files/vcs.