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First of all you need to get involved and Contribute via the mail list, forums, edit the documentiondocumentation, work on the issue tracker and submit patches.
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Now go read the instructions on the new committers guide. Its also worth viewing http://www.apache.org/dev.
Enabling your SVN account
Once you've got your Apache account working you need to enable SVN access; See this document for details of using svnpasswd
http://www.apache.org/dev/committers.html
Configuring SVN
More information
You can find more information about being a committer at Apache hereYou should follow this guide to setup your EOL settings.
Getting Karma in JIRA and Confluence
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