The candidates chose their own electors and the same are (typically) submitted when the candidate files with the Sec of State's office ... though Georgia skips some steps, the State only chooses the candidate, only then are the electors from the winning candidate are allowed to sign the Electoral College ballots ... it's illegal for anyone else to sign ... thus these real honest-to-God people who Trump selected committed a crime, they're not fake since Trump submitted their names when Georgia law required him too ... most state require this on average a year before the election ...
It helps to study the history of the Electoral College ... the Holy Roman Emperor was elected in this matter, except only certain hereditary offices were allowed to vote ... for example the
Margraviate of Brandenburg was given a vote in the late 14th Century through the end of the Holy Roman Empire in 1806 ...