$ git clone -n http://fedora.riscv.rocks:3000/rpms/R-lubridate.git /var/lib/mock/f40-staging-840659-154855/root/chroot_tmpdir/scmroot/R-lubridate
Cloning into '/var/lib/mock/f40-staging-840659-154855/root/chroot_tmpdir/scmroot/R-lubridate'...
$ git fetch origin 8127d3c4fb0cd0540034c4e0d4b4ad89108f50fb:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/R-lubridate
 * [new ref]         8127d3c4fb0cd0540034c4e0d4b4ad89108f50fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8127d3c Disable tests