$ git clone -n http://fedora.riscv.rocks:3000/rpms/grpc.git /var/lib/mock/f41-build-808430-145853/root/chroot_tmpdir/scmroot/grpc
Cloning into '/var/lib/mock/f41-build-808430-145853/root/chroot_tmpdir/scmroot/grpc'...
$ git fetch origin c3c55ba565d62cf42963ffa2bd85df35f5d5173a:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/grpc
 * [new ref]         c3c55ba565d62cf42963ffa2bd85df35f5d5173a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3c55ba Clean up riscv64 tests