File evince.spec of Package evince
Name: org.gnome.Evince
Summary: Evince
Version: stable
Release: %autorelease
License: LGPLv3+
%description
Evince
%build
cat > org.gnome.Evince.preinstall <<EOF
[org.gnome.Evince]
Branch=stable
Origin=appcenter
Preinstall=true
EOF
%install
mkdir -p %{buildroot}/etc/flatpak/preinstall.d
install -m 664 org.gnome.Evince.preinstall %{buildroot}/etc/flatpak/preinstall.d/org.gnome.Evince.preinstall
%post
flatpak remote-add --if-not-exists --system appcenter https://flatpak.elementary.io/repo.flatpakrepo
%files
/etc/flatpak/preinstall.d/org.gnome.Evince.preinstall
%changelog
%autochangelog