$ git clone -n http://fedora.riscv.rocks:3000/rpms/kernel.git /var/lib/mock/f40-staging-845970-162871/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/f40-staging-845970-162871/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin 8d6cde4bde1c2553cadf51fa7027fc055360af82:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/kernel
 * [new ref]             8d6cde4bde1c2553cadf51fa7027fc055360af82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8d6cde4bd Merge remote-tracking branch 'up/f40' into f40-riscv64