/**
 * Git command execution utilities for TypeScript
 */
import { SpawnOptions } from 'child_process';
import { GitCommandResult, GitVersion } from './skill-types';
export declare class GitUtils {
    private static readonly MIN_GIT_VERSION;
    /**
     * Execute a git command and return the result
     */
    static executeGitCommand(args: string[], options?: SpawnOptions): Promise<GitCommandResult>;
    /**
     * Check if git is available on the system
     */
    static isGitAvailable(): Promise<boolean>;
    /**
     * Get the installed git version
     */
    static getGitVersion(): Promise<GitVersion | null>;
    /**
     * Check if the installed git version supports sparse-checkout
     */
    static isGitVersionSupported(): Promise<boolean>;
    /**
     * Validate a git repository URL
     */
    static isValidRepositoryUrl(url: string): boolean;
    /**
     * Get installation guidance message for git
     */
    static getGitInstallationGuidance(): string;
    /**
     * Get version upgrade guidance message
     */
    static getVersionUpgradeGuidance(currentVersion: GitVersion): string;
}
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