feat: wrap scripts in functions for better modularity and reusability

bin/unshallow-git-folder

@@ -1,9 +1,11 @@
 #!/usr/bin/env bash
 
-echo "Fetch with unshallow..."
-git fetch --unshallow
+unshallow-git-folder(){
+	echo "Fetch with unshallow..."
+	git fetch --unshallow
 
-echo "Fix origin fetch config."
-git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
+	echo "Fix origin fetch config."
+	git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
 
-echo "Now pull and checkout remote branches."
+	echo "Now pull and checkout remote branches."
+}