A while ago, they introduce a new flag to the go version subcommand.
calling
go version -m /path/to/your/binary
will display a list of module dependency, with the first one being this binary module itself, with its version.
$ go version -m ~/go/bin/moar
/home/dolanor/go/bin/moar: go1.21.0
path github.com/walles/moar
mod github.com/walles/moar v1.26.0 h1:6dvuCGd+iSH1HVJ7I/23DaGw+mmXDt6S6IF4MvqFGrs=
dep github.com/alecthomas/chroma/v2 v2.12.0 h1:Wh8qLEgMMsN7mgyG8/qIpegky2Hvzr4By6gEF7cmWgw=
dep github.com/dlclark/regexp2 v1.10.0 h1:+/GIL799phkJqYW+3YbOd8LCcbHzT0Pbo8zl70MHsq0=
dep github.com/klauspost/compress v1.17.4 h1:Ej5ixsIri7BrIjBkRZLTo6ghwrEtHFk7ijlczPW4fZ4=
dep github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
dep github.com/ulikunitz/xz v0.5.11 h1:kpFauv27b6ynzBNT/Xy+1k+fK4WswhN/6PN5WhFAGw8=
dep golang.org/x/exp v0.0.0-20240103183307-be819d1f06fc h1:ao2WRsKSzW6KuUY9IWPwWahcHCgR0s52IfwutMfEbdM=
dep golang.org/x/sys v0.1.0 h1:kunALQeHf1/185U1i0GOB/fy1IPRDDpuoOOqRReG57U=
dep golang.org/x/term v0.0.0-20210503060354-a79de5458b56 h1:b8jxX3zqjpqb2LklXPzKSGJhzyxCOZSz8ncv8Nv+y7w=
build -buildmode=exe
build -compiler=gc
build DefaultGODEBUG=panicnil=1
build CGO_ENABLED=1
build CGO_CFLAGS=
build CGO_CPPFLAGS=
build CGO_CXXFLAGS=
build CGO_LDFLAGS=
build GOARCH=amd64
build GOOS=linux
build GOAMD64=v1
We can see it's at version v1.26.0
mod github.com/walles/moar v1.26.0 h1:6dvuCGd+iSH1HVJ7I/23DaGw+mmXDt6S6IF4MvqFGrs=