Added hyphen-only options

man/src/depot_tools_tutorial.demo.walkthrough.sh

 #!/usr/bin/env bash
 BLANK_DEMO=1
 . demo_repo.sh
 
 trunc() {
   echo ... truncated output ...
 }
 
 trunc_command() {
   pcommand "$@"
@@ skipping 102 matching lines @@
 add_ws "$ADD3"
 run git commit -am 'beginning of chapter 3'
 map
 
 comment "We haven't updated the code in a while, so let's do that now."
 pcommand git rebase-update
 echo Fetching origin
 git fetch origin 2>&1 | grep -v 'stage' | sed 's+From.*+From https://upstream+'
 silent git update-ref refs/remotes/origin/master stage_2
 silent git tag -d $(git tag -l 'stage_*')
-git rebase-update --no_fetch
+git rebase-update --no-fetch
 
 comment "Well look at that. The CQ landed our typo and chapter2 branches "
 comment "already and git rebase-update cleaned them up for us."
 trunc_command gclient sync
 map
 
 comment "Someone on IRC mentions that they actually landed a chapter 3 already!"
 comment "We should pull their changes before continuing. Brace for"
 comment "a code conflict!"
 pcommand git rebase-update
@@ skipping 12 matching lines @@
 run git add "$WS"
 run git diff --cached
 
 comment "Much better"
 run git rebase --continue
 run git rebase-update
 silent git tag -d $(git tag -l 'stage_*')
 trunc_command gclient sync
 map
 trunc_command git cl upload