#!/hint/zsh
emulate -L zsh -o pipe_fail
pushd -q $FZF_TAB_HOME
if [[ -d .git ]]; then
  git describe --long --tags --abbrev=7 2>/dev/null | sed 's/\([^-]*-g\)/r\1/;s/-/./g' \
    || printf "r%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short=7 HEAD)"
else
  echo unknown
fi
popd -q