Use \s instead of \b

\b matches things like - and _, which is often used in branch names

aliases/available/git.aliases.bash

@@ -199,7 +199,7 @@ function gdv() {
 }
 
 function get_default_branch() {
-	if git branch | grep -q '\main\b'; then
+	if git branch | grep -q '\smain\s'; then
 		echo main
 	else
 		echo master