Should this PKGBUILD work?

  pkgname=fman-bin
  pkgver=0.3.0
  pkgrel=1
  pkgdesc="A modern file manager for power users"
  arch=('x86_64')
  url="https://fman.io/"
  license=('Proprietary')
  source=("http://download.fman.io/fman.deb")
  sha256sums=('SKIP')
  package() {
    tar xzvf "$srcdir/data.tar.gz" -C "$pkgdir/"
  }