$ git clone -n https://src.fedoraproject.org/forks/tjuhasz/rpms/nodejs20.git /var/lib/mock/f43-build-61074392-6588604/root/chroot_tmpdir/scmroot/nodejs20
Cloning into '/var/lib/mock/f43-build-61074392-6588604/root/chroot_tmpdir/scmroot/nodejs20'...
$ git fetch origin 82a723337c5e25ef7927874022b05a047ea3cf04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/tjuhasz/rpms/nodejs20
 * [new ref]         82a723337c5e25ef7927874022b05a047ea3cf04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 82a7233 Update to version 20.19.4(rhbz#2380398)