try to fix some fstab issues

main.fish

@@ -56,7 +56,7 @@ begin
 	for mountline in (mount | grep "on /mnt")
 		set -l words (string split " " $mountline)
 		set -l device (getdevice $words[1])
-		set -l mountpoint (echo $words[3] | sed "s/^\/mnt//")
+		set -l mountpoint (echo $words[3] | sed "s/^\/mnt\/*/\//")
 		set -l filesystem $words[5]
 		set -l options defaults
 		set -l check 0
@@ -65,9 +65,9 @@ begin
 		else
 			switch $mountpoint
 				case "/"
-					set -l check 1
+					set check 1
 				case "/*"
-					set -l check 2
+					set check 2
 			end
 		end
 		echo "$device $mountpoint $filesystem $(string join , $options) 0 $check" >> /mnt/etc/fstab