import { type GitProcessOutput } from 'workspace-tools';
type GitFetchParams = {
    cwd: string;
    /**
     * Remote to fetch from. This should almost always be set but might be an empty string
     * if the repo somehow has no remotes configured.
     */
    remote: string;
    /**
     * Branch(es) to fetch. Each will be converted to a full refspec for fetching:
     * e.g. `branch: 'main', remote: 'origin'` will be converted to `+refs/heads/main:refs/remotes/origin/main`.
     * Pass an array to fetch multiple branches in a single git invocation, which lets a single
     * `--deepen` or `--unshallow` apply to all of them (saves network round-trips when both HEAD
     * and the target branch need deepening).
     */
    branch: string | string[];
    /** Set depth to this number of commits (mutually exclusive with `deepen` and `unshallow`) */
    depth?: number;
    /** Deepen a shallow clone by this number of commits (mutually exclusive with `depth` and `unshallow`) */
    deepen?: number;
    /** Convert this from a shallow clone to a full clone (mutually exclusive with `depth` and `deepen`) */
    unshallow?: true;
    verbose?: boolean;
};
/**
 * Wrapper for `git fetch`. If `verbose` is true, log the command before starting, and display output
 * on stdout (except in tests). In tests with `verbose`, the output will be logged all together to
 * `console.log` when the command finishes (for easier mocking/capturing).
 *
 * This converts `remote` and `branch` into a fully qualified refspec, so it doesn't matter if
 * the remote branch is tracked or not in the local repository.
 */
export declare function gitFetch(params: GitFetchParams): GitProcessOutput & {
    errorMessage?: string;
};
export {};
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