nano /etc/apt/sources.list
add:
##################################################################################################
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20091213T160639Z testing main non-free contrib
deb http://theqvd.com/packages/ubuntu-xenial QVD-4.1.0 main
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20091212T215706Z testing main non-free contrib
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20121212T152423Z testing main non-free contrib
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20160119T221256Z testing main non-free contrib
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20120301T033227Z testing main non-free contrib
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20091004T111800Z testing main non-free contrib
deb http://archive.ubuntu.com/ubuntu trusty Release main universe restricted multiverse
deb http://archive.ubuntu.com/ubuntu xenial Release main universe restricted multiverse
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20080521T000000Z testing main non-free contrib
deb [check-valid-until=no] http://snapshot.debian.org/archive/debian/20061120T000000Z testing main non-free contrib
##################################################################################################
mkdir tmp
cd tmp
wget https://www.theqvd.com/packages/key/public.key --no-check-certificate
apt-key add ./public.key
apt-get update
wget snapshot.debian.org/archive/debian/20091213T160639Z/pool/main/k/kvm/kvm_88%2Bdfsg-3_amd64.deb
dpkg -i ./kvm_88+dfsg-3_amd64.deb
apt-get install libgnutls26 libsdl1.2debian libvdeplug2 iproute bridge-utils python
apt-get install -f -y
apt-get install perl-qvd-hkd -y
cd ../
rm -rf ./tmp