[Qa-jenkins-scm] Build failed in Jenkins: d-i_pu-build_partman-base #4

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/d-i_pu-build_partman-base/4/display/redirect>

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Started by an SCM change
[EnvInject] - Loading node environment variables.
Building on master in workspace <https://jenkins.debian.net/job/d-i_pu-build_partman-base/ws/>
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository git://git.debian.org/git/d-i/partman-base
 > git init <https://jenkins.debian.net/job/d-i_pu-build_partman-base/ws/> # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/partman-base
 > git --version # timeout=10
 > git fetch --tags --progress git://git.debian.org/git/d-i/partman-base +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://git.debian.org/git/d-i/partman-base # 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/partman-base # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/partman-base
 > git fetch --tags --progress git://git.debian.org/git/d-i/partman-base +refs/heads/*:refs/remotes/origin/*
Seen branch in repository origin/imsm
Seen branch in repository origin/master
Seen branch in repository origin/people/cyphermox/multipath5
Seen branch in repository origin/pu/bug-773229
Seen branch in repository origin/stretch
Seen 5 remote branches
 > git show-ref --tags -d # timeout=10
Checking out Revision 7b742abb0a31502d99a79581c4895763913f1948 (origin/pu/fil-broken)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 7b742abb0a31502d99a79581c4895763913f1948
FATAL: Could not checkout 7b742abb0a31502d99a79581c4895763913f1948
hudson.plugins.git.GitException: Command "git checkout -f 7b742abb0a31502d99a79581c4895763913f1948" returned status code 128:
stdout: 
stderr: fatal: reference is not a tree: 7b742abb0a31502d99a79581c4895763913f1948

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1996)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$800(CliGitAPIImpl.java:72)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:2295)
Caused: hudson.plugins.git.GitException: Could not checkout 7b742abb0a31502d99a79581c4895763913f1948
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:2319)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1210)
	at hudson.scm.SCM.checkout(SCM.java:504)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1208)
	at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:574)
	at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:499)
	at hudson.model.Run.execute(Run.java:1727)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:429)