TARGET_ARCH=amd64
elif [[ ${LOCAL_ARCH} == armv8* ]]; then
    TARGET_ARCH=arm64
elif [[ ${LOCAL_ARCH} == arm64* ]]; then
    TARGET_ARCH=arm64
elif [[ ${LOCAL_ARCH} == aarch64* ]]; then
    TARGET_ARCH=arm64
elif [[ ${LOCAL_ARCH} == armv* ]]; then
    TARGET_ARCH=arm
elif [[ ${LOCAL_ARCH} == s390x ]]; then
    TARGET_ARCH=s390x
elif [[ ${LOCAL_ARCH} == ppc64le ]]; then
    TARGET_ARCH=ppc64le
else

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 }')
  if [[ ${SHA} == *"-"* && ! ${SHA} =~ -rc.[0-9]$ && ! ${SHA} =~ -beta.[0-9]$ && ! ${SHA} =~ -alpha.[0-9]$ ]]; then
    # not an official release or release candidate, so get the commit sha