Why is the font on the alias not included?

Question

Fonts

There is a site with which everything is ok.
There is an alias on which the included font with icomoon icons does not work.
How is the problem solved? If possible, in simple words.
PS: There was a similar question, but remained unanswered.

Answer 1

the code is full of hardcoded links

hence such a tops. get rid of.

Answer 2

Obviously, the alias has a different path to the font files.