The initscript patch replaces replaces ASTARGS with AST_ARGS (underscore) in the AST_USER and AST_GROUP lines, but does not include AST_ARGS in the lines stat start the daemon, leaving asterisk to run as root.  The 0001-Modify-init-scripts-for-better-Fedora-compatibilty.patch, if modified to change AST_ARGS to ASTARGS works well with asterisk running as the user and group asterisk.

 103         if [ $AST_USER ] ; then
 104 -               ASTARGS="-U $AST_USER"
 105 +               AST_ARGS="$AST_ARGS -U $AST_USER"
 106         fi
 107         if [ $AST_GROUP ] ; then
 108 -               ASTARGS="$ASTARGS -G $AST_GROUP"
 109 +               AST_ARGS="$AST_ARGS -G $AST_GROUP"
 110         fi
 111         if [ $AST_CONFIG ]; then
 112 -               ASTARGS="$ASTARGS -C $AST_CONFIG/asterisk.conf"
 113 +               ASTARGS="$ASTARGS -C $AST_CONFIG"
 114         elif [ $ALTCONF ]; then
 115                 ASTARGS="$ASTARGS -C $ALTCONF"
 116         fi
 117 @@ -115,9 +127,9 @@ start() {
 118         fi
 119         if [ "x$COLOR" = "xyes" ]; then
 120                 export TERM=linux
 121 -               daemon sh -c "$DAEMON $ASTARGS -c" >/dev/null </dev/null 2>&1 &
 122 +               daemon sh -c "$DAEMON $ASTARGS $AST_EXTRA_ARGS -c" >/dev/null </dev/null 2>&1 &
 123         else
 124 -               daemon $DAEMON $ASTARGS
 125 +               daemon $DAEMON $ASTARGS $AST_EXTRA_ARGS