Merge branch 'fc/complete-aliased-push'

* fc/complete-aliased-push:
  completion: fix completing args of aliased "push", "fetch", etc.

Author: gitster

contrib/completion/git-completion.bash

@@ -2564,6 +2564,7 @@ __git_main ()
 
 	local expansion=$(__git_aliased_command "$command")
 	if [ -n "$expansion" ]; then
+		words[1]=$expansion
 		completion_func="_git_${expansion//-/_}"
 		declare -f $completion_func >/dev/null && $completion_func
 	fi

contrib/completion/git-completion.zsh

@@ -104,6 +104,7 @@ __git_zsh_bash_func ()
 
 	local expansion=$(__git_aliased_command "$command")
 	if [ -n "$expansion" ]; then
+		words[1]=$expansion
 		completion_func="_git_${expansion//-/_}"
 		declare -f $completion_func >/dev/null && $completion_func
 	fi