I can not say since which version, I updated and few days later I can not clone my repositories anymore, stopped working since the 17.10.2013

ERROR: Error cloning remote repo 'origin'
hudson.plugins.git.GitException: Could not clone https://username:password@bitbucket.org/repository/tools.git
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:286)
at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:828)
at hudson.plugins.git.GitSCM.checkout(GitSCM.java:861)
at org.jenkinsci.plugins.multiplescms.MultiSCM.checkout(MultiSCM.java:117)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1411)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:652)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:557)
at hudson.model.Run.execute(Run.java:1665)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:230)
Caused by: hudson.plugins.git.GitException: Failed to connect to https://username@bitbucket.org/repository/tools.git (status = 404)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.getURLWithCrendentials(CliGitAPIImpl.java:1376)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.getURLWithCrendentials(CliGitAPIImpl.java:1326)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:47)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:280)
... 11 more

I updated now to version Git Client 2.0 hopped it would be solved with the credentials feature but here I get:
ERROR: Error cloning remote repo 'origin'
hudson.plugins.git.GitException: Could not clone https://username@bitbucket.org/repository/tools.git
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:286)
at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:828)
at hudson.plugins.git.GitSCM.checkout(GitSCM.java:861)
at org.jenkinsci.plugins.multiplescms.MultiSCM.checkout(MultiSCM.java:117)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1411)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:652)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:557)
at hudson.model.Run.execute(Run.java:1665)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:230)
Caused by: hudson.plugins.git.GitException: Failed to connect to https://username@bitbucket.org/repository/tools.git using credentials TEST NAME (status = 404)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.getURLWithCrendentials(CliGitAPIImpl.java:1376)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.getURLWithCrendentials(CliGitAPIImpl.java:1326)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:47)
at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:280)
... 11 more