BSA-drracket-teachpacks

Checksum error An error occurred while updating the package checksum.

pkg: Git checkout initial protocol failed;
 the given URL might not refer to a Git repository
  given URL: https://github.com/.git?path=bootstrapworld%2FBSA-drracket-teachpacks.git
  context...:
   /home/pkgserver/racket/collects/pkg/private/stage.rkt:818:30
   /home/pkgserver/racket/collects/net/git-checkout.rkt:382:0: parse-initial-refs
   /home/pkgserver/racket/collects/net/git-checkout.rkt:74:8
   /home/pkgserver/racket/collects/net/git-checkout.rkt:55:2: retry-loop
   /home/pkgserver/racket/collects/pkg/private/stage.rkt:797:9
   /home/pkgserver/racket-pkg-website/src/pkg-index/update.rkt:40:2
   /home/pkgserver/racket-pkg-website/src/pkg-index/update.rkt:23:0: update-checksums
   /home/pkgserver/racket-pkg-website/src/pkg-index/update.rkt:192:0: do-update!
   /home/pkgserver/racket-pkg-website/src/pkg-index/common.rkt:157:0: run!
   /home/pkgserver/racket-pkg-website/src/pkg-index/update.rkt:207:0: run-update!