$ git clone -n http://fedora.riscv.rocks:3000/rpms/emacs.git /var/lib/mock/f41-build-855670-167297/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/f41-build-855670-167297/root/chroot_tmpdir/scmroot/emacs'...
$ git fetch origin 1b5cf5a875071e862fdbb1eca63dc3a112d832bf:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/emacs
 * [new ref]         1b5cf5a875071e862fdbb1eca63dc3a112d832bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b5cf5a Bump release