[jbosstools-builds] Build failed in Jenkins: jbosstools-build-sites.aggregate.child-sites__pull-request_master » jdk1.8,(RHEL6||RHEL7||beaker||jboss-prod)&&!ia64&&!ppc64&&!rhts,earlyaccess #8

[ci-builds at redhat.com]

See <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-build-sites.aggregate.child-sites__pull-request_master/jdk=jdk1.8,label_exp=(RHEL6%7C%7CRHEL7%7C%7Cbeaker%7C%7Cjboss-prod)&&!ia64&&!ppc64&&!rhts,projectName=earlyaccess/8/>

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Started by upstream project "jbosstools-build-sites.aggregate.child-sites__pull-request_master" build number 8
originally caused by:
 GitHub pull request #226 of commit aba6b3e343c0bf00bc7a5633bfbe80b92f3f3825, no merge conflicts.
[EnvInject] - Loading node environment variables.
Building remotely on dev176-rhel6-x86_64 (jboss-prod-bos jboss-prod) in workspace <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-build-sites.aggregate.child-sites__pull-request_master/jdk=jdk1.8,label_exp=(RHEL6%7C%7CRHEL7%7C%7Cbeaker%7C%7Cjboss-prod)&&!ia64&&!ppc64&&!rhts,projectName=earlyaccess/ws/>
Cloning the remote Git repository
Cloning repository git://github.com/jbosstools/jbosstools-build-sites.git
 > git init <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-build-sites.aggregate.child-sites__pull-request_master/jdk=jdk1.8,label_exp=(RHEL6%7C%7CRHEL7%7C%7Cbeaker%7C%7Cjboss-prod)&&!ia64&&!ppc64&&!rhts,projectName=earlyaccess/ws/sources> # timeout=10
Fetching upstream changes from git://github.com/jbosstools/jbosstools-build-sites.git
 > git --version # timeout=10
 > git -c core.askpass=true fetch --tags --progress git://github.com/jbosstools/jbosstools-build-sites.git +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://github.com/jbosstools/jbosstools-build-sites.git # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://github.com/jbosstools/jbosstools-build-sites.git # timeout=10
Fetching upstream changes from git://github.com/jbosstools/jbosstools-build-sites.git
 > git -c core.askpass=true fetch --tags --progress git://github.com/jbosstools/jbosstools-build-sites.git +refs/heads/*:refs/remotes/origin/* +refs/pull/*:refs/remotes/origin/pr/*
Checking out Revision 98ab30ace9c292d66d2469589d0db2da2c6e6fad (refs/remotes/origin/pr/226/merge)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 98ab30ace9c292d66d2469589d0db2da2c6e6fad
FATAL: Could not checkout null with start point 98ab30ace9c292d66d2469589d0db2da2c6e6fad
hudson.plugins.git.GitException: Could not checkout null with start point 98ab30ace9c292d66d2469589d0db2da2c6e6fad
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$8.execute(CliGitAPIImpl.java:1855)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:152)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:145)
	at hudson.remoting.UserRequest.perform(UserRequest.java:121)
	at hudson.remoting.UserRequest.perform(UserRequest.java:49)
	at hudson.remoting.Request$2.run(Request.java:324)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)
	at ......remote call to dev176-rhel6-x86_64(Native Method)
	at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1356)
	at hudson.remoting.UserResponse.retrieve(UserRequest.java:221)
	at hudson.remoting.Channel.call(Channel.java:752)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:145)
	at sun.reflect.GeneratedMethodAccessor1302.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:131)
	at com.sun.proxy.$Proxy269.execute(Unknown Source)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1033)
	at hudson.scm.SCM.checkout(SCM.java:484)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1257)
	at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:622)
	at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:528)
	at hudson.model.Run.execute(Run.java:1745)
	at hudson.matrix.MatrixRun.run(MatrixRun.java:146)
	at hudson.model.ResourceController.execute(ResourceController.java:89)
	at hudson.model.Executor.run(Executor.java:240)
Caused by: hudson.plugins.git.GitException: Command "git checkout -f 98ab30ace9c292d66d2469589d0db2da2c6e6fad" returned status code 128:
stdout: 
stderr: fatal: reference is not a tree: 98ab30ace9c292d66d2469589d0db2da2c6e6fad

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1591)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$500(CliGitAPIImpl.java:86)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$8.execute(CliGitAPIImpl.java:1850)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:152)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:145)
	at hudson.remoting.UserRequest.perform(UserRequest.java:121)
	at hudson.remoting.UserRequest.perform(UserRequest.java:49)
	at hudson.remoting.Request$2.run(Request.java:324)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)