Whilst not exactly easy to come across quite yet, there are some signs of growing public availability for RISC-V:
https://frame.work/fr/en/products/deep-computing-risc-v-main...
https://store.deepcomputing.io/products/dc-roma-riscv-laptop...
https://frame.work/fr/en/products/deep-computing-risc-v-main...
https://store.deepcomputing.io/products/dc-roma-riscv-laptop...
So yeah there is hardware available but expect raspberry pi 3 or lower levels of performance.
Felix Yan uses the same machine for building Archlinux on RISC-V.