$ git clone -n https://src.fedoraproject.org/rpms/virt-top.git /var/lib/mock/f41-build-1164921-21591/root/chroot_tmpdir/scmroot/virt-top
Cloning into '/var/lib/mock/f41-build-1164921-21591/root/chroot_tmpdir/scmroot/virt-top'...
$ git fetch origin fbd272eaedd5a8d13322e6a71cb117125167b852:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virt-top
 * [new ref]         fbd272eaedd5a8d13322e6a71cb117125167b852 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbd272e OCaml 5.2.0 ppc64le fix