[node-patches] Build failed in Jenkins: ovirt-node-iso-devel #1773

[Jenkins oVirt Server]

See <http://jenkins.ovirt.org/job/ovirt-node-iso-devel/1773/>

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Started by upstream project "vdsm_create_rpms" build number 1348
Building remotely on fedora18-slave-vm01 in workspace <http://jenkins.ovirt.org/job/ovirt-node-iso-devel/ws/>
Checkout:ovirt-node-iso-devel / <http://jenkins.ovirt.org/job/ovirt-node-iso-devel/ws/> - hudson.remoting.Channel at 2c1bb2ca:fedora18-slave-vm01
Using strategy: Default
Last Built Revision: Revision da18dd5c5b92277af5512f22dd70dff32c95c75c (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from http://gerrit.ovirt.org/p/ovirt-node-iso.git
Commencing build of Revision da18dd5c5b92277af5512f22dd70dff32c95c75c (origin/master)
Checking out Revision da18dd5c5b92277af5512f22dd70dff32c95c75c (origin/master)
FATAL: Could not checkout null with start point da18dd5c5b92277af5512f22dd70dff32c95c75c
hudson.plugins.git.GitException: Could not checkout null with start point da18dd5c5b92277af5512f22dd70dff32c95c75c
	at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:990)
	at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1251)
	at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1231)
	at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2246)
	at hudson.remoting.UserRequest.perform(UserRequest.java:118)
	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
	at hudson.remoting.Request$2.run(Request.java:326)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
	at java.util.concurrent.FutureTask.run(FutureTask.java:166)
	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:722)
Caused by: hudson.plugins.git.GitException: Command "/usr/bin/git checkout -f da18dd5c5b92277af5512f22dd70dff32c95c75c" returned status code 128:
stdout: 
stderr: fatal: unable to write new index file

	at hudson.plugins.git.GitAPI.launchCommandIn(GitAPI.java:897)
	at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:858)
	at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:868)
	at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:977)
	... 12 more