How to print a Git LFS file's old version to stdout (git show / git cat-file for LFS)?

Question

Another title for this question could be \'How to checkout multiple versions of a Git-LFS managed file?\'

I would like to inspect several versions of a file stored i

Answer 1

Update: @Markonius' answer is the proper way to do it.

Here is a script that does this based on experimenting with an LFS repository. I didn't look at the LFS protocol in details, so there might be quirks unaccounted for, but it worked for my simple case.

git-lfs-cat-file

The relevant details are:

• LFS files are stored in the index with the following structure:

  version https://git-lfs.github.com/spec/v1
  oid sha256:abcdeffffffffffffff
  size nnnnnnnn
  

• Actual LFS object will then be under .git/lfs/objects/ab/cd/abcdeffffffffffffff.