Get rid of a reliable segfault/glibc dump by adding 'eager do ' to a …

…few for loops. This ... bites.

bench

@@ -73,14 +73,14 @@ multi MAIN ('fetch', *@components) {
 
         # Fetch commits in bare mirror first, then requested checkouts
         say '~~~> FETCHING';
-        for $bare, $comp<checkouts>.list -> $dir {
+        eager do for $bare, $comp<checkouts>.list -> $dir {
             my $path = "$comp_dir/$dir";
             next unless $path.path.d;
 
             say "----> $dir";
             chdir $path;
             run < git fetch >, $_ for < -t -u >;
-        }
+        };
 
         # Find all tags known in this component
         %*ENV<GIT_DIR> = "$comp_dir/$bare";
@@ -91,7 +91,7 @@ multi MAIN ('fetch', *@components) {
 
         # Pull into non-tag checkouts
         say '~~~> PULLING';
-        for $comp<checkouts>.list -> $dir {
+        eager do for $comp<checkouts>.list -> $dir {
             my $path = "$comp_dir/$dir";
             next unless "$path/.git".path.d;
             next if $dir eq any(@all-tags);
@@ -265,7 +265,7 @@ sub rmtree ($dir, :$noisy = True) {
 
 #= Run code for every requested component
 sub for-components (@components, &code) {
-    for explode-components(@components) -> $comp {
+    eager do for explode-components(@components) -> $comp {
         my $name = $comp<info><name>;
         say "==> $name";