idevicerestore binary package in Ubuntu Oracular s390x

 The idevicerestore application is a full reimplementation of all granular
 steps which are performed during the restore of a firmware to a device.
 .
 In general, upgrades and downgrades are possible, however subject to
 availability of SHSH blobs from Apple for signing the firmare files.
 .
 Some key features are:
  - Restore: Update firmware on iOS devices
  - Firmware: Use official IPSW firmware archive file or a directory as source
  - Update: Allows updating the device by default or erasing all data
  - Download: On demand download of latest available firmware for a device
  - Cache: Downloaded firmware files are cached locally
  - Custom Firmware: Restore custom firmware files (requires bootrom exploit)
  - Baseband: Allows one to skip NOR/Baseband upgrade
  - SHSH: Fetch TSS records and save them as ".shsh" files
  - DFU: Put devices in pwned DFU mode (limera1n devices only)
  - AP Ticket: Use custom AP ticket from a file

Source package