<arg choice='plain'>
<replaceable>target_release_number_expression</replaceable>
</arg>
+ <arg choice='plain'>
+ <replaceable>target_release_codename</replaceable>
+ </arg>
</group>
</arg>
<arg choice='plain'>
/<replaceable>target_release_name</replaceable>
</arg>
+ <arg choice='plain'>
+ /<replaceable>target_release_codename</replaceable>
+ </arg>
</group>
</arg>
</arg>
of this option. In short, this option
lets you have simple control over which distribution packages will be
retrieved from. Some common examples might be
- <option>-t '2.1*'</option> or <option>-t unstable</option>.
+ <option>-t '2.1*'</option>, <option>-t unstable</option>
+ or <option>-t sid</option>.
Configuration Item: <literal>APT::Default-Release</literal>;
see also the &apt-preferences; manual page.</para></listitem>
</varlistentry>