Fetch iOS shsh2 blobs (see https://www.reddit.com/r/jailbreak/comments/5iom16/tutorial_mac_how_to_save_your_shsh2_blobs_step_by/)

fetch_shsh2.sh

#!/bin/bash

MODEL="${1:-iPhoneX,Y}" #replace with your default model
ECID="${2:-ABCDEFGHIJKLM}" #replace with your default ecid
TSSCHECKER=~/Desktop/TSS/tsschecker_macos
NEW_DIR="$MODEL-$ECID"
mkdir $NEW_DIR
cd $NEW_DIR
APNONCES=(603be133ff0bdfa0f83f21e74191cf6770ea43bb 352dfad1713834f4f94c5ff3c3e5e99477347b95 42c88f5a7b75bc944c288a7215391dc9c73b6e9f 0dc448240696866b0cc1b2ac3eca4ce22af11cb3 9804d99e85bbafd4bb1135a1044773b4df9f1ba3)
for nonce in ${APNONCES[@]};
do
  nonce_dir="NONCE_$nonce"
  mkdir $nonce_dir
  cd $nonce_dir
  $TSSCHECKER -d $MODEL -e $ECID -i 10.2 -s --apnonce $nonce
  $TSSCHECKER -d $MODEL -e $ECID -i 10.1.1 --buildid 14B150 -s --apnonce $nonce
  $TSSCHECKER -d $MODEL -e $ECID -i 10.1.1 --buildid 14B100 -s --apnonce $nonce
  $TSSCHECKER -d $MODEL -e $ECID -i 10.1 -s --apnonce $nonce
  cd ..
done
mkdir NONCE_random
cd NONCE_random
$TSSCHECKER -d $MODEL -e $ECID -i 10.2 -s
$TSSCHECKER -d $MODEL -e $ECID -i 10.1.1 --buildid 14B150 -s
$TSSCHECKER -d $MODEL -e $ECID -i 10.1.1 --buildid 14B100 -s
$TSSCHECKER -d $MODEL -e $ECID -i 10.1 -s
cd ..

• Added support for supplying Model and ECID as command line parameters (fetch_shsh2.sh model ecid) with default values in the script
• Refer to tsschecker tool using name as extracted from tihmstar's GitHub release