```
go/src/github.com/rgburke/grv/cmd/grv/vendor/gopkg.in/libgit2/git2go.v27/git_dynamic.go:10:3: error: #error "Invalid libgit2
 version; this git2go supports libgit2 v0.27"
   10 | # error "Invalid libgit2 version; this git2go supports libgit2 v0.27"
      |   ^~~~~
builder for '/nix/store/kpsdl0lisy4npfyrvsq0ddgyjlfrs88p-grv-0.3.1.drv' failed with exit code 1
```