[Qa-jenkins-scm] Build failed in Jenkins: d-i_pu-build_debootstrap #9

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/d-i_pu-build_debootstrap/9/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_debootstrap/ws/>
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository git://git.debian.org/git/d-i/debootstrap
 > git init <https://jenkins.debian.net/job/d-i_pu-build_debootstrap/ws/> # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/debootstrap
 > git --version # timeout=10
 > git fetch --tags --progress git://git.debian.org/git/d-i/debootstrap +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://git.debian.org/git/d-i/debootstrap # 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/debootstrap # timeout=10
Fetching upstream changes from git://git.debian.org/git/d-i/debootstrap
 > git fetch --tags --progress git://git.debian.org/git/d-i/debootstrap +refs/heads/*:refs/remotes/origin/*
Seen branch in repository origin/master
Seen 1 remote branch
 > git show-ref --tags -d # timeout=10
Checking out Revision 82e086251b778d2ee503880bd3cc251de5ef24c1 (origin/pu/debootstrap-split-release)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 82e086251b778d2ee503880bd3cc251de5ef24c1
FATAL: Could not checkout 82e086251b778d2ee503880bd3cc251de5ef24c1
hudson.plugins.git.GitException: Command "git checkout -f 82e086251b778d2ee503880bd3cc251de5ef24c1" returned status code 128:
stdout: 
stderr: fatal: reference is not a tree: 82e086251b778d2ee503880bd3cc251de5ef24c1

	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 82e086251b778d2ee503880bd3cc251de5ef24c1
	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)