go modules 1.13 go get private repository

[ilhameq]

What version of Go are you using (go version)?
$ go version go1.13.3 linux/amd64

Does this issue reproduce with the latest release?
no

What operating system and processor architecture are you using (go env)?
GO111MODULE=""
GOARCH="amd64"
GOBIN="/home/ilhama/go/bin"
GOCACHE="/home/ilhama/.cache/go-build"
GOENV="/home/ilhama/.config/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/home/ilhama/go"
GOPRIVATE="gitlab.com/example@develop"
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GCCGO="gccgo"
AR="ar"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build008865749=/tmp/go-build -gno-record-gcc-switches"
What did you do?
go get ./...

What did you expect to see?
I expected iimport private repo from gitlab

What did you see instead?
verifying gitlab.com/[email protected]: gitlab.com/[email protected]: reading https://sum.golang.org/lookup/gitlab.com/[email protected]: 410 Gone

How can i specify branch in GOPRIVATE environment variable?
GOPRIVATE="gitlab.com/example@develop" doesn't work

[ianlancetaylor]

CC @bcmills @jayconrod

[ianlancetaylor]

Note that you will usually get a faster and better answer for a question on a forum. See https://golang.org/wiki/Questions.

[bcmills]

The go command generally does not care about branches in module mode, except to the extent that in some cases it will resolve them to commits (and then make use of those commits).

So it does not make sense to specify a branch in GOPRIVATE. (GOPRIVATE is a glob of module path prefixes, not URLs.)