[cherry-pick]Limit URL to local site

[stonezdj]

Thank you for contributing to Harbor!

Comprehensive Summary of your change

Issue being fixed

Fixes #(issue)

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 44.70%. Comparing base (c097e4c) to head (6525e44).

Additional details and impacted files

@@              Coverage Diff               @@
##           release-2.8.0   #20024   +/-   ##
==============================================
  Coverage          44.69%   44.70%           
==============================================
  Files                235      235           
  Lines              13091    13091           
  Branches            2671     2671           
==============================================
+ Hits                5851     5852    +1     
+ Misses              6947     6945    -2     
- Partials             293      294    +1     

Flag	Coverage Δ
unittests	44.70% <ø> (+<0.01%)	⬆️

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see 2 files with indirect coverage changes

[chlins]

lgtm