# Introducing git fastclone

DevFeed: [Introducing git fastclone](<https://devfeed.tech/articles/introducing-git-fastclone-15706.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/introducing-git-fastclone>)

Author: Square Engineering

Published: 2015-11-16T17:10:00Z

Content type: tutorial

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [Git](<https://devfeed.tech/topics/git.md>), [Submodules](<https://devfeed.tech/topics/submodules.md>), [Caching](<https://devfeed.tech/topics/caching.md>), [build times](<https://devfeed.tech/topics/build-times.md>), [Concurrency](<https://devfeed.tech/topics/concurrency.md>)

Tags: [build](<https://devfeed.tech/tags/build.md>), [build-times](<https://devfeed.tech/tags/build-times.md>), [caching](<https://devfeed.tech/tags/caching.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [git](<https://devfeed.tech/tags/git.md>), [go](<https://devfeed.tech/tags/go.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [incremental](<https://devfeed.tech/tags/incremental.md>), [submodules](<https://devfeed.tech/tags/submodules.md>), [thread](<https://devfeed.tech/tags/thread.md>)

## AI overview

This article introduces git fastclone, a Ruby gem that speeds up repeated Git clones involving repositories and submodules. It uses reference repositories, mirrors, caching, prefetching, and multithreaded updates to support faster checkouts for CI and development.

## Source excerpt

How to make your clones go by much faster.