version=4
opts=filenamemangle=s/.+\/v?(\d\S+)\.tar\.gz/iperf-$1\.tar\.gz/ \
  dversionmangle=s/\+(debian|dfsg|ds|deb)(\.?\d+)?$//
  uversionmangle=s/(\d)[_\.\-\+]?((RC|rc|pre|dev|beta|alpha)\d*)$/$1~$2/
  https://github.com/esnet/iperf/tags .*/v?(\d\S+)\.tar\.gz
