JIRA doesn't build from source

jturner@teacup:~/tmp/atlassian-jira-enterprise-3.5.3-source/jira$ maven 
 __  __
|  \/  |__ _Apache__ ___
| |\/| / _` \ V / -_) ' \  ~ intelligent projects ~
|_|  |_\__,_|\_/\___|_||_|  v. 1.0.2

build:start:
.....
.....
Starting the reactor...
Our processing order:
JIRA RPC plugin
+----------------------------------------
| Building RPC Plugin JIRA RPC plugin
| Memory: 8M/11M
+----------------------------------------
Attempting to download atlassian-plugins-0.3.21.jar.
WARNING: Failed to download atlassian-plugins-0.3.21.jar.
Attempting to download osuser-1.0-dev-patched-log4j-1.4jdk-11Nov05.jar.
WARNING: Failed to download osuser-1.0-dev-patched-log4j-1.4jdk-11Nov05.jar.
Attempting to download dom4j-1.4-full.jar.
WARNING: Failed to download dom4j-1.4-full.jar.

BUILD FAILED
File...... /home/jturner/tmp/atlassian-jira-enterprise-3.5.3-source/jira/maven.xml
Element... maven:reactor
Line...... 1350
Column.... 37
The build cannot continue because of the following unsatisfied dependencies:

atlassian-plugins-0.3.21.jar
osuser-1.0-dev-patched-log4j-1.4jdk-11Nov05.jar
dom4j-1.4-full.jar

Total time: 51 seconds
Finished at: Thu Apr 13 12:29:42 EST 2006

jturner@teacup:~/tmp/atlassian-jira-enterprise-3.5.3-source/jira$