【操作系统】：Linux version 4.15.0-106-generic (buildd@lcy01-amd64-016) (gcc version 7.5.0 (Ubuntu 7.5.0-3ubuntu1~18.04)) #107-Ubuntu SMP Thu Jun 4 11:27:52 UTC 2020
【TiDB 版本】：4.0.0
【问题描述】： dumpling 编译失败 （https://github.com/pingcap/dumpling master分支）
root@tracktest-101:/home/tidb/dumpling# make build
go build -ldflags ‘-X “github.com/pingcap/dumpling/v4/cli.ReleaseVersion=v4.0.3-5-g45df63f” -X “github.com/pingcap/dumpling/v4/cli.BuildTimestamp=2020-08-15 02:43:01” -X “github.com/pingcap/dumpling/v4/cli.GitHash=45df63f5539ff4ee9f9e5a9e3764efa10df66cf3” -X “github.com/pingcap/dumpling/v4/cli.GitBranch=master” -X “github.com/pingcap/dumpling/v4/cli.GoVersion=go version go1.14.7 linux/amd64”’ -tags codes -o bin/dumpling cmd/dumpling/main.go
go: github.com/DATA-DOG/go-sqlmock@v1.4.1: Get “https://proxy.golang.org/github.com/!d!a!t!a-!d!o!g/go-sqlmock/@v/v1.4.1.mod”: dial tcp 34.64.4.17:443: i/o timeout
Makefile:21: recipe for target ‘bin/dumpling’ failed
make: *** [bin/dumpling] Error 1