Rename computers to prepend something

rename.sh

#!/bin/bash
# Get the entire computer name and save it in a variable
#existingName=$(hostname | cut -d'-' -f2-)
existingName=$(hostname)

# Set the computer name to Repurpose-"Existing computer name"
scutil --set LocalHostName "Repurpose-$existingName"
scutil --set ComputerName "Repurpose-$existingName"
scutil --set HostName "Repurpose-$existingName"
serialNum=$(ioreg -l | awk '/IOPlatformSerialNumber/ { split($0, line, "\""); printf("%s\n", line[4]); }')
# Set the NetBIOS name as the serial number
defaults write /Library/Preferences/SystemConfiguration/com.apple.smb.server NetBIOSName -string "$serialNum"

# Update the JSS and change the building to "Recycled"
jamf recon -building Recycled