So You Think You Know Git - FOSDEM 2024

I remember watching your FOSDEM talk on YouTube, where you asked whether people have rerere turned on _and_ know what it is, in one question. I have it on, but only the faintest of clues what it is! Just git things, I suppose. [VIDEO]

> I'd say that perhaps Git is unsuitable above certain thresholds on numbers of files Scott Chacon in a recent talk about git[0] said that Microsoft uses git to version control Windows. They have ~3.5 million files in the repo, which is about 300 gigabytes in size. There are some tweaks to improve git performance in those scenarios; but still, I'd say it's a pretty impressive threshold. [0] - [VIDEO]

I know these are conferences that they track, but I happen to know the Scott's talk from FOSDEM titled "So You Think You Know Git?" is at 1.3m million views: [VIDEO]

You could do a blobless or treeless clone [LINK] Combined with --depth=1 and the --no-checkout / --sparse-checkout flow that the GP already described. I just tested on the emacs repo, left column is disk usage of just the `.git` folder inside: Shallow clones (depth=1): 124K: Treeless clone depth=1 with no-checkout 308K: Blobless clone depth=1 with no-checkout 12M: Treeless clone depth=1 sparse checkout of "doc" folder 12M: Blobless clone depth=1 sparse checkout of "doc" folder 53M: Treeless clone depth=1 non-sparse full checkout 53M: Blobless clone depth=1 non-sparse full checkout 53M: Regular clone with depth=1 Non-shallow clones: 54M: Treeless clone with no-checkout 124M: Blobless clone with no-checkout 65M: Treeless clone sparse checkout of "doc" folder 135M: Blobless clone sparse checkout of "doc" folder 107M: Treeless clone with non-sparse full checkout 177M: Blobless clone with non-sparse full checkout 653M: Full regular git clone with no flags Great tech talk covering some of the newer lesser-known git features: [VIDEO]