gnu: Add go-github-com-git-lfs-gitobj-v2.

* gnu/packages/version-control.scm (go-github-com-git-lfs-gitobj-v2): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu/packages/version-control.scm

@@ -2940,6 +2940,36 @@ (define-public git-imerge
 interrupted, published, and collaborated on while in progress.")
     (license license:gpl2+)))
 
+(define-public go-github-com-git-lfs-gitobj-v2
+  (package
+    (name "go-github-com-git-lfs-gitobj-v2")
+    (version "2.1.1")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/git-lfs/gitobj")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "1sd7y4xbx00js1g2az4nq8g5lvsm4d7nqr3v4kxy8fxrfzdm63j9"))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/git-lfs/gitobj/v2"))
+    (propagated-inputs (list go-github-com-stretchr-testify
+                             go-github-com-pmezard-go-difflib
+                             go-github-com-davecgh-go-spew))
+    (home-page "https://github.com/git-lfs/gitobj")
+    (synopsis "Read and write git objects")
+    (description
+     "This package reads and writes loose and packed (objects found in git
+packfiles) Git objects.  It uses the pack package to search pack index files
+and locate the corresponding delta-base chain in the appropriate pack file.
+If gitobj can't find a loose object with the appropriate SHA-1, it will search
+the repository's packfile(s) instead.  If it finds an object in a packfile, it
+will reconstruct the object along its delta-base chain and return it.")
+    (license license:expat)))
+
 (define-public git-lfs
   (package
     (name "git-lfs")