# first check if there's a replace: e.g. replace istio.io/api => github.com/USER/istioapi v0.0.0-<timestamp>-<SHA>
SHA=$(grep "istio.io/api" go.mod | grep "^replace" | awk -F "-" '{print $NF}')
if [ -n "${SHA}" ]; then
  REPO=$(grep "istio.io/api" go.mod | grep "^replace" | awk '{print $4}')
else
  SHA=$(grep "istio.io/api" go.mod | head -n1 | awk '{ print $2 }')

- Kubeadm: the `bridge-nf-call-iptables=1` and `bridge-nf-call-ip6tables=1` preflight checks are removed since not all the network implementations require this setting, network plugins are responsible for setting this correctly depending on whether or not they connect containers to Linux bridges...