git: make UpdateRefReason default
git: make UpdateRefReason default

aleb/git-lfs,Jericho25/-git-lfs_miilkyway,aleb/git-lfs,dakotahawkins/git-lfs,dakotahawkins/git-lfs,github/git-lfs,Jericho25/-git-lfs_miilkyway,github/git-lfs,github/git-lfs,Jericho25/-git-lfs_miilkyway,aleb/git-lfs,dakotahawkins/git-lfs