Add Script to Update K8s Deps

Followup from reading through
kubernetes/kubernetes#90358

Signed-off-by: astoycos <astoycos@redhat.com>

Makefile

@@ -135,3 +135,9 @@ build:
 		./...
 	@echo "\tkpng $(YELLOW)$(PLATFORM)$(RESET) binaries available in: $(GREEN)$(BUILD_DIR)/$(PLATFORM)/$(VERSION)$(RESET)\n"
 
+# See https://github.com/kubernetes/kubernetes/issues/79384 for the backstory
+update-k8s-mod:
+	@read -p "Enter K8s version:" version; \
+	./hack/change-k8s-ver-mod.sh $$version
+
+

hack/change-k8s-ver-mod.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -euo pipefail
+
+VERSION=${1#"v"}
+if [ -z "$VERSION" ]; then
+    echo "Must specify version!"
+    exit 1
+fi
+MODS=($(
+    curl -sS https://raw.githubusercontent.com/kubernetes/kubernetes/v${VERSION}/go.mod |
+    sed -n 's|.*k8s.io/\(.*\) => ./staging/src/k8s.io/.*|k8s.io/\1|p'
+))
+for MOD in "${MODS[@]}"; do
+    V=$(
+        go mod download -json "${MOD}@kubernetes-${VERSION}" |
+        sed -n 's|.*"Version": "\(.*\)".*|\1|p'
+    )
+    go mod edit "-replace=${MOD}=${MOD}@${V}"
+done
+go get "k8s.io/kubernetes@v${VERSION}"