$ git clone -n http://fedora.riscv.rocks:3000/rpms/kernel.git /var/lib/mock/f40-build-809925-145576/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/f40-build-809925-145576/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin f28baf059180da657ac3af3ece44ce5702d9db80:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/kernel
 * [new ref]             f28baf059180da657ac3af3ece44ce5702d9db80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f28baf059 Update riscv64 configs