root@ubuntu:~/kubernetes-operator# source ~/kata/go_source 
root@ubuntu:~/kubernetes-operator# make images
mkdir -p output
GO111MODULE=on GOPROXY=https://mirrors.aliyun.com/goproxy/ GOOS=linux GOARCH=amd64 go build -ldflags "" -o output/ansibleinit cmd/installer/ssh/ansibleinit.go  
go: finding module for package k8s.io/client-go/rest
go: downloading github.com/spf13/viper v1.4.0
go: downloading k8s.io/apimachinery v0.0.0-20190717022731-0bb8574e0887
go: downloading github.com/fsnotify/fsnotify v1.4.7
go: downloading github.com/hashicorp/hcl v1.0.0
go: downloading github.com/mitchellh/mapstructure v1.1.2
go: downloading github.com/pelletier/go-toml v1.2.0
go: downloading github.com/spf13/jwalterweatherman v1.0.0
go: downloading github.com/magiconair/properties v1.8.0
go: downloading github.com/spf13/cast v1.3.0
go: downloading golang.org/x/sys v0.0.0-20190616124812-15dcb6c0061f
go: downloading github.com/spf13/afero v1.1.2
go: downloading k8s.io/klog v0.3.1
go: downloading github.com/gogo/protobuf v1.2.1
go: downloading github.com/json-iterator/go v1.1.6
go: downloading gopkg.in/yaml.v2 v2.2.2
go: downloading golang.org/x/net v0.0.0-20190613194153-d28f0bde5980
cmd/installer/ssh/ansibleinit.go:39:2: module k8s.io/client-go@latest found (v1.5.2), but does not contain package k8s.io/client-go/rest
Makefile:24: recipe for target ‘images‘ failed
make: *** [images] Error 1
root@ubuntu:~/kubernetes-operator# ls
ansible  build  cmd  configs  deploy  doc  go.mod  go.sum  images  LICENSE  main.go  Makefile  output  pkg  README.md  scripts  test
root@ubuntu:~/kubernetes-operator# grep client-go go.mod
root@ubuntu:~/kubernetes-operator# grep client-go go.sum 
k8s.io/client-go v1.5.2 h1:JOxmv4FxrCIOS54kAABbN8/hA9jqGpns+Zc6soNgd8U=
root@ubuntu:~/kubernetes-operator# make images
mkdir -p output
GO111MODULE=on GOPROXY=https://mirrors.aliyun.com/goproxy/ GOOS=linux GOARCH=amd64 go build -ldflags "" -o output/ansibleinit cmd/installer/ssh/ansibleinit.go  
go: finding module for package k8s.io/client-go/rest
cmd/installer/ssh/ansibleinit.go:39:2: module k8s.io/client-go@latest found (v1.5.2), but does not contain package k8s.io/client-go/rest
Makefile:24: recipe for target ‘images‘ failed
make: *** [images] Error 1
root@ubuntu:~/kubernetes-operator# go get k8s.io/client-go/rest
go get k8s.io/client-go/rest: module k8s.io/client-go@upgrade found (v1.5.2), but does not contain package k8s.io/client-go/rest

root@ubuntu:~/kubernetes-operator# go mod edit -require="k8s.io/client-go@kubernetes-1.16.1"
root@ubuntu:~/kubernetes-operator# go clean --modcache
root@ubuntu:~/kubernetes-operator# make images
mkdir -p output
GO111MODULE=on GOPROXY=https://mirrors.aliyun.com/goproxy/ GOOS=linux GOARCH=arm64 go build -ldflags "" -o output/ansibleinit cmd/installer/ssh/ansibleinit.go