+ s dd of=/etc/apt/preferences.d/flidas-buster <<EOF
+Package: *
+Pin: release n=buster
+Pin-Priority: -100
+EOF
+
+ # stupid buster uses some key algorithm not supported by flidas gpg that apt uses.
+ s dd of=/etc/apt/apt.conf.d/01iank <<'EOF'
+Acquire::AllowInsecureRepositories "true";
+EOF
+
+ t=$(mktemp)
+ cat >$t <<EOF
+deb http://http.us.debian.org/debian buster main
+deb-src http://http.us.debian.org/debian buster main
+
+deb http://security.debian.org/ buster/updates main
+deb-src http://security.debian.org/ buster/updates main
+
+deb http://http.us.debian.org/debian buster-updates main
+deb-src http://http.us.debian.org/debian buster-updates main