$ git clone -n http://fedora.riscv.rocks:3000/davidlt/opensbi-unstable.git /var/lib/mock/f42-build-869426-176480/root/chroot_tmpdir/scmroot/opensbi-unstable
Cloning into '/var/lib/mock/f42-build-869426-176480/root/chroot_tmpdir/scmroot/opensbi-unstable'...
$ git fetch origin 740912dac21c871afcca54c79db86bbd2a1e74b1:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/davidlt/opensbi-unstable
 * [new ref]         740912dac21c871afcca54c79db86bbd2a1e74b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 740912d Update to the official v1.6