private static @NotNull Collection<String> getCommonTrackingBranches(@NotNull String remoteBranch,
                                                                       @NotNull Collection<? extends GitRepository> repositories) {
    return new GitMultiRootBranchConfig(repositories).getCommonTrackingBranches(remoteBranch);
  }
private static @NotNull Collection<String> getCommonTrackingBranches(@NotNull String remoteBranch,
                                                                       @NotNull Collection<? extends GitRepository> repositories)