$ git clone -n https://github.com/fedora-riscv/sbcl.git /var/lib/mock/f38-build-side-42-init-devel-615794-26321/root/chroot_tmpdir/scmroot/sbcl
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-615794-26321/root/chroot_tmpdir/scmroot/sbcl'...
$ git fetch origin 63442468148c129456bff4bff0eff7f4536282e5:KOJI_FETCH_HEAD
From https://github.com/fedora-riscv/sbcl
 * [new ref]         63442468148c129456bff4bff0eff7f4536282e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6344246 Update to upstream sbcl-2.2.3