Downgrade client-go to 0.17, struggling to get go get to work.

go.mod

@@ -3,10 +3,34 @@ module code.uplex.de/k8s/k8s-crt-dnldr
 go 1.15
 
 require (
+	github.com/fsnotify/fsnotify v1.4.9 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/google/uuid v1.1.2 // indirect
+	github.com/googleapis/gnostic v0.3.1 // indirect
+	github.com/json-iterator/go v1.1.10 // indirect
+	github.com/kr/pretty v0.2.0 // indirect
+	github.com/onsi/ginkgo v1.11.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/sirupsen/logrus v1.6.0
+	github.com/stretchr/testify v1.6.1 // indirect
 	golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0
+	golang.org/x/net v0.0.0-20201110031124-69a78807bb2b // indirect
+	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d // indirect
 	golang.org/x/sys v0.0.0-20201112073958-5cba982894dd
-	k8s.io/api v0.20.9
-	k8s.io/apimachinery v0.20.9
-	k8s.io/client-go v0.20.9
+	golang.org/x/text v0.3.4 // indirect
+	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e // indirect
+	google.golang.org/appengine v1.6.5 // indirect
+	google.golang.org/protobuf v1.27.1 // indirect
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 // indirect
+	k8s.io/api v0.17.17
+	k8s.io/apimachinery v0.17.17
+	k8s.io/client-go v0.17.17
+	k8s.io/klog/v2 v2.4.0 // indirect
+	k8s.io/utils v0.0.0-20201110183641-67b214c5f920 // indirect
+	sigs.k8s.io/yaml v1.2.0 // indirect
 )