[jetty-build] Build failed in Hudson: jetty-rt-products #505

[hudsonbuild@xxxxxxxxxxx]

See <https://hudson.eclipse.org/hudson/job/jetty-rt-products/505/>

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Started by user hmalphett
Building remotely on Fastlane
[jetty-rt-products] $ /bin/sh -xe /tmp/hudson8403178299091879024.sh
+ branch=master
+ git clone http://git.eclipse.org/gitroot/jetty/org.eclipse.jetty.releng.products.git
fatal: destination path 'org.eclipse.jetty.releng.products' already exists and is not an empty directory.