[Qa-jenkins-scm] Build failed in Jenkins: d-i_pu-build_preseed #5

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/d-i_pu-build_preseed/5/>

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Started by user Holger Levsen
Building on master in workspace <https://jenkins.debian.net/job/d-i_pu-build_preseed/ws/>
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository git://git.debian.org/git/d-i/preseed
 > git init <https://jenkins.debian.net/job/d-i_pu-build_preseed/ws/> # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/preseed
 > git --version # timeout=10
 > git -c core.askpass=true fetch --tags --progress git://git.debian.org/git/d-i/preseed +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://git.debian.org/git/d-i/preseed # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://git.debian.org/git/d-i/preseed # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/preseed
 > git -c core.askpass=true fetch --tags --progress git://git.debian.org/git/d-i/preseed +refs/heads/*:refs/remotes/origin/*
Seen branch in repository origin/etch-beta2
Seen branch in repository origin/fil-695908-2
Seen branch in repository origin/master
Seen 3 remote branches
Checking out Revision 4b69ab278997d95fb6928199ce99c1f18ee5b26d (origin/pu/env-preseed-early-command)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 4b69ab278997d95fb6928199ce99c1f18ee5b26d
FATAL: Could not checkout 4b69ab278997d95fb6928199ce99c1f18ee5b26d
hudson.plugins.git.GitException: Could not checkout 4b69ab278997d95fb6928199ce99c1f18ee5b26d
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:1992)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1135)
	at hudson.scm.SCM.checkout(SCM.java:485)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1269)
	at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:607)
	at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:529)
	at hudson.model.Run.execute(Run.java:1738)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:98)
	at hudson.model.Executor.run(Executor.java:410)
Caused by: hudson.plugins.git.GitException: Command "git checkout -f 4b69ab278997d95fb6928199ce99c1f18ee5b26d" returned status code 128:
stdout: 
stderr: fatal: reference is not a tree: 4b69ab278997d95fb6928199ce99c1f18ee5b26d

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1719)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$500(CliGitAPIImpl.java:63)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:1984)
	... 10 more