How to fix a broken clone from Keybase git encrypted repositories

keybase-git-bash.output

user@machine:~/Documents$ git clone keybase://team/secret/repository
Cloning into 'repository'...
Initializing Keybase... done.
Syncing with Keybase... done.
Counting: 98.44 MB... done.
Cryptographic cloning: (100.00%) 98.44/98.44 MB... done.
warning: remote HEAD refers to nonexistent ref, unable to checkout
user@machine:~/Documents$ cd repository/
user@machine:~/Documents/repository$ git branch -va 
fatal: not a git repository (or any parent up to mount point /)
Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
user@machine:~/Documents/repository$ git remote -v 
fatal: not a git repository (or any parent up to mount point /)
Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
user@machine:~/Documents/repository$ ls -a 
.  ..  .git
user@machine:~/Documents/repository$ du -sh .git 
99M     .git
user@machine:~/Documents/repository$ git remote add keybase://team/secret/repository
fatal: not a git repository (or any parent up to mount point /)
Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
user@machine:~/Documents/repository$ git remote add origin keybase://team/secret/repository
fatal: not a git repository (or any parent up to mount point /)
Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
user@machine:~/Documents/repository$ git init 
Initialized empty Git repository in /home/user/Documents/repository/.git/
user@machine:~/Documents/repository$ git remote add origin keybase://team/secret/repository
error: remote origin already exists.
user@machine:~/Documents/repository$ git fetch origin 
Initializing Keybase... done.
Syncing with Keybase... done.
user@machine:~/Documents/repository$ git branch -va 
  remotes/origin/main cd0fc17 Oct26th
user@machine:~/Documents/repository$ git checkout main 
branch 'main' set up to track 'origin/main'.
Switched to a new branch 'main'
user@machine:~/Documents/repository$