$ git clone -n https://src.fedoraproject.org/rpms/sockperf.git /var/lib/mock/f42-build-3355544-45025/root/chroot_tmpdir/scmroot/sockperf
Cloning into '/var/lib/mock/f42-build-3355544-45025/root/chroot_tmpdir/scmroot/sockperf'...
$ git fetch origin a3ec91acd5e8f0baa42a2ec91b4881b8f4e79051:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sockperf
 * [new ref]         a3ec91acd5e8f0baa42a2ec91b4881b8f4e79051 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3ec91a Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild