[Coreboot] Checkout a specific revision

cb-helper

@@ -12,7 +12,7 @@ function download_code() {
     git clone --recursive http://review.coreboot.org/coreboot.git ./coreboot
     cd ./coreboot
     # Checkout this specific version
-    git checkout 66a0f55c2e2c6e042c58ae423901d7e41c5a2c84
+    git checkout tags/4.10
     cd $base_directory
   else
     printf "Coreboot repository is already present\n"
@@ -102,7 +102,7 @@ function build_coreboot() {
   cd coreboot
   # Clean last build
   make clean
-  rm ../out/coreboot.rom
+  rm -f ../out/coreboot.rom
   # Just make
   make -j${nproc} || make -j${nproc}
   # Exit if failed
@@ -117,7 +117,6 @@ function build_coreboot() {
   mv coreboot/build/coreboot.rom out/coreboot.rom
 }
 
-
 # Build GRUB
 function build_grub() {
   # Check if the GRUB code is present
@@ -179,7 +178,6 @@ function config_seabios() {
   coreboot/util/cbfstool/cbfstool "out/coreboot.rom" print
 }
 
-
 # Install and config GRUB
 function install_grub() {
   printf "Install GRUB in the CBFS volume\n"