fix the mod setting when install

[LinuxSuRen]

No description provided.

[codecov]

Codecov Report

Merging #362 (ba84e5c) into master (03f8475) will decrease coverage by 0.04%.
The diff coverage is 70.00%.

@@            Coverage Diff             @@
##           master     #362      +/-   ##
==========================================
- Coverage   61.09%   61.06%   -0.04%     
==========================================
  Files          64       64              
  Lines        3444     3449       +5     
==========================================
+ Hits         2104     2106       +2     
- Misses       1236     1238       +2     
- Partials      104      105       +1     

Flag	Coverage Δ
unittests	61.06% <70.00%> (-0.04%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
cmd/get.go	68.10% <62.50%> (-0.63%)	⬇️
cmd/install.go	36.64% <100.00%> (+0.24%)	⬆️
pkg/net/multi_thread.go	83.89% <100.00%> (ø)

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