private @Nullable VcsCherryPicker getCherryPickerForCommit(@NotNull VcsFullCommitDetails commitDetails) {
    AbstractVcs vcs = ProjectLevelVcsManager.getInstance(myProject).getVcsFor(commitDetails.getRoot());
    if (vcs == null) return null;
    VcsKey key = vcs.getKeyInstanceMethod();
    return getCherryPickerFor(key);
  }
private @Nullable VcsCherryPicker getCherryPickerForCommit(@NotNull VcsFullCommitDetails commitDetails)