export interface GitCommit {
    hash: string;
    date: string;
    subject: string;
    parents: string[];
    isMerge: boolean;
}
export interface GitLogOptions {
    cwd: string;
    sinceDays?: number;
    maxCount?: number;
}
export declare function readGitLog(opts: GitLogOptions): Promise<GitCommit[]>;
export declare function isGitRepo(cwd: string): Promise<boolean>;