systemd packages for Debian/jessie

apt-get update && apt-get -y install apt-transport-https
echo 'deb https://people.debian.org/~biebl/systemd/jessie/ ./' > /etc/apt/sources.list.d/systemd_stable.list
wget -O /etc/apt/trusted.gpg.d/biebl.gpg https://people.debian.org/~biebl/systemd/jessie/apt_key.gpg
apt-get update
apt-get upgrade

 Name                    Last modified      Size  Description
 Parent Directory                             -   
 Release.gpg             2019-05-08 13:09  833   
 Release                 2019-05-08 13:09  1.9K  
 Sources.gz              2019-05-08 13:09   20   
 Sources                 2019-05-08 13:09    0   
 Packages.gz             2019-05-08 13:09   20   
 Packages                2019-05-08 13:09    0   
 build.sh                2016-07-18 10:32  443   
 HEADER.html             2016-07-11 11:35  379   
 apt_key.gpg             2016-07-11 11:31  128K