Fix call to git describe
Fix call to git describe

janestreet/jbuilder,janestreet/jbuilder,dra27/jbuilder,dra27/jbuilder,rdavison/jbuilder,dra27/jbuilder,dra27/jbuilder,janestreet/jbuilder,rdavison/jbuilder,dra27/jbuilder,janestreet/jbuilder,dra27/jbuilder,janestreet/jbuilder,janestreet/jbuilder