Improve type for ::getRepository() method

[roxblnfk]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.23%. Comparing base (e070448) to head (a8fb2e4).
⚠️ Report is 1 commits behind head on 1.x.

Additional details and impacted files

@@            Coverage Diff            @@
##                1.x      #45   +/-   ##
=========================================
  Coverage     97.23%   97.23%           
  Complexity       60       60           
=========================================
  Files            10       10           
  Lines           181      181           
=========================================
  Hits            176      176           
  Misses            5        5           

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