$ git clone -n https://src.fedoraproject.org/forks/packit/rpms/verilator.git /var/lib/mock/f42-build-59151785-6571314/root/chroot_tmpdir/scmroot/verilator
Cloning into '/var/lib/mock/f42-build-59151785-6571314/root/chroot_tmpdir/scmroot/verilator'...
$ git fetch origin 56a59702984f253207f27bb9dbc1229c4f8fc56d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/packit/rpms/verilator
 * [new ref]         56a59702984f253207f27bb9dbc1229c4f8fc56d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56a5970 Update to 5.036 upstream release