Yes their available, but has your friend looked for mobo with USB Flash Back/QFlash Plus (or similar function) that allows you to flash without CPU installed.
Could be in for a long wait otherwise, link to requirements https://www.amd.com/en/support/kb/faq/pa-105
My PC- Ryzen 5 5600x, B550 aorus pro ac, Hyper 212 black, 2 x 16gb F4-3600c16dgtzn kit, NM790 2TB, Nitro+RX6900XT, RM850, Win.10 Pro., LC27G55T.