Update retrieving the current branch name

[jackton1]

No description provided.

[codecov]

Codecov Report

Merging #141 (eab7887) into main (8a6e740) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main      #141   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines          157       157           
=========================================
  Hits           157       157           

Impacted Files	Coverage Δ
...ration_fixer/management/commands/makemigrations.py	100.00% <100.00%> (ø)

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