Improve fetch tag in README

readme.md

@@ -269,7 +269,7 @@ Define an image and tag. For example...
 
 ```shell
 export imageRepository="quay.io/redhat-cop/egressip-ipam-operator"
-export imageTag="$(git describe --tags --abbrev=0)" # grabs the most recent git tag, which should match the image tag
+export imageTag="$(git -c 'versionsort.suffix=-' ls-remote --exit-code --refs --sort='version:refname' --tags https://github.com/redhat-cop/egressip-ipam-operator.git '*.*.*' | tail --lines=1 | cut --delimiter='/' --fields=3)"
 ```
 
 Deploy chart...
@@ -375,7 +375,9 @@ oc apply -f test/namespace-Azure.yaml
 export operatorNamespace=egressip-ipam-operator-local # or egressip-ipam-operator
 oc label namespace ${operatorNamespace} openshift.io/cluster-monitoring="true"
 oc rsh -n openshift-monitoring -c prometheus prometheus-k8s-0 /bin/bash
-curl -v -s -k -H "Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)" https://resource-locker-operator-controller-manager-metrics.${operatorNamespace}.svc.cluster.local:8443/metrics
+export operatorNamespace=egressip-ipam-operator-local # or egressip-ipam-operator
+curl -v -s -k -H "Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)" https://egressip-ipam-operator-controller-manager-metrics.${operatorNamespace}.svc.cluster.local:8443/metrics
+exit
 ```
 
 ## Releasing