Description of problem:
Create app using reviewboard quickstart, then add jenkins client to it, git push to trigger jenkins build, but it failed.

If does not add jenkins-client, it works well.

Version-Release number of selected component (if applicable):
devenv_3580

How reproducible:
Always

Steps to Reproduce:
1. Create a jenkins app
2. Create a python-2.6 application and attach mysql to it:
   $ rhc app create -a reviewboard -t python-2.6
   $ rhc cartridge add -a reviewboard -c mysql-5.1
3. Add jenkins-client to this app
   $ rhc cartridge add -a reviewboard -c jenkins-client-1.4
4. Add this upstream reviewboard repo
   $ cd reviewboard
   $ git remote add upstream -m master git://github.com/openshift/reviewboard-example.git
   $ git pull -s recursive -X theirs upstream master
5. Then push the repo upstream
   $ git push



Actual results:
Jenkins build failed, get the following error log from jenkin build console:
<--snip-->
+ /usr/libexec/openshift/cartridges/jenkins/bin/git_ssh_wrapper.sh 51f766adb83f4c0a64000024.rhcloud.com 'gear stop --conditional'

Stopping gear...
Stopping PYTHON cart

Waiting for stop to finish

+ rsync --delete-after -az -e /usr/libexec/openshift/cartridges/jenkins/bin/git_ssh_wrapper.sh /var/lib/openshift/51f76833b83f4c0a64000025/app-root/runtime/repo/ '51f766adb83f4c0a64000024.rhcloud.com:~/app-root/repo/'

+ /usr/libexec/openshift/cartridges/jenkins/bin/git_ssh_wrapper.sh 51f766adb83f4c0a64000024.rhcloud.com 'gear remotedeploy'

Starting application reviewboard

/var/lib/openshift/51f766adb83f4c0a64000024/app-root/runtime/repo/.openshift/action_hooks/deploy: line 53: rb-site: command not found
An error occurred executing 'gear remotedeploy' (exit code: 127)
Error message: Failed to execute action hook 'deploy' for 51f766adb83f4c0a64000024 application reviewboard

For more details about the problem, try running the command again with the '--trace' option.
Build step 'Execute shell' marked build as failure

Archiving artifacts

Finished: FAILURE
<--snip-->

Expected results:
Jenkins build should succeed.

Additional info: