fix Lister

[DarkSide666]

We need clone here, but it's ok because it's not repeated in a loop.

[codecov]

Codecov Report

Merging #660 into develop will decrease coverage by <.01%.
The diff coverage is 100%.

@@              Coverage Diff              @@
##             develop     #660      +/-   ##
=============================================
- Coverage      69.82%   69.82%   -0.01%     
  Complexity      1864     1864              
=============================================
  Files            101      101              
  Lines           4395     4394       -1     
=============================================
- Hits            3069     3068       -1     
  Misses          1326     1326

Impacted Files	Coverage Δ	Complexity Δ
src/Lister.php	69.49% <100%> (-0.51%)	23 <0> (ø)

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[codecov]

Codecov Report

Merging #660 into develop will decrease coverage by <.01%.
The diff coverage is 100%.

@@              Coverage Diff              @@
##             develop     #660      +/-   ##
=============================================
- Coverage      69.82%   69.82%   -0.01%     
  Complexity      1864     1864              
=============================================
  Files            101      101              
  Lines           4395     4394       -1     
=============================================
- Hits            3069     3068       -1     
  Misses          1326     1326

Impacted Files	Coverage Δ	Complexity Δ
src/Lister.php	69.49% <100%> (-0.51%)	23 <0> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 7c80f6d...58d0799. Read the comment docs.