/**
 * Clones multiple repositories from a given list using the specified repository URL.
 *
 * @param repositoryUrl - The base URL of the repository to clone from.
 * @param repositoryList - A comma-separated string of repository names to be cloned.
 * @returns A promise that resolves when all repositories have been processed.
 *
 * @remarks
 * - If a repository already exists locally, it will not be cloned again.
 * - Logs a message for each repository that already exists.
 */
export declare const clone: (repositoryUrl: string, repositoryList: string) => Promise<void>;