hack scripts do not need PKG var

[ElvinEfendi]

What this PR does / why we need it:

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

[aledbf]

/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: aledbf, ElvinEfendi

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[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@771fc9f). Click here to learn what that means.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #4291   +/-   ##
=========================================
  Coverage          ?   58.28%           
=========================================
  Files             ?       87           
  Lines             ?     6472           
  Branches          ?        0           
=========================================
  Hits              ?     3772           
  Misses            ?     2273           
  Partials          ?      427

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