$ git clone -n http://fedora.riscv.rocks:3000/rpms/gprconfig-kb.git /var/lib/mock/f42-build-867367-175442/root/chroot_tmpdir/scmroot/gprconfig-kb
Cloning into '/var/lib/mock/f42-build-867367-175442/root/chroot_tmpdir/scmroot/gprconfig-kb'...
$ git fetch origin 1c419f8f6065d4dc499c490796ecbd90a884cd80:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/gprconfig-kb
 * [new ref]         1c419f8f6065d4dc499c490796ecbd90a884cd80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c419f8 Add riscv64 to fedora_arches.xml