problem with git pull -r

[David Nalesnik]

Below is the console output.  Any ideas?

Thanks,
David

[dev@lilydev:lilypond-git]$ git pull -r
error: cannot lock ref
'refs/remotes/origin/dev/jmandereau/merge-make-and-stepmake':
'refs/remotes/origin/dev/jmandereau' exists; cannot create
'refs/remotes/origin/dev/jmandereau/merge-make-and-stepmake'
>From ssh://git.sv.gnu.org/srv/git/lilypond
 ! [new branch]            dev/jmandereau/merge-make-and-stepmake ->
origin/dev/jmandereau/merge-make-and-stepmake  (unable to update local
ref)
error: cannot lock ref
'refs/remotes/origin/dev/jmandereau/stable-2.20-201902':
'refs/remotes/origin/dev/jmandereau' exists; cannot create
'refs/remotes/origin/dev/jmandereau/stable-2.20-201902'
 ! [new branch]            dev/jmandereau/stable-2.20-201902 ->
origin/dev/jmandereau/stable-2.20-201902  (unable to update local ref)