Go get installing command no longer working

[ShivanshMalik2]

I tried installing waybackurls via GOLANG, But it throws out an error like:
"Go get command couldn't be used on executable sources"

[Siddhu545]

u need install mod.go and sum.go then use go build main.go will build this tool

[fxrhan]

u need install mod.go and sum.go then use go build main.go will build this tool

how do i do that in kali linux. I tried using "go install" command but no success.

[Dabi31]

mod.go

how i can download mod.go and sum.go ?
go install mod.go ?

[barbixxxa]

https://stackoverflow.com/questions/53368187/go-modules-installing-go-tools