$ git clone -n https://src.fedoraproject.org/rpms/socat.git /var/lib/mock/f45-build-36197-702/root/chroot_tmpdir/scmroot/socat
Cloning into '/var/lib/mock/f45-build-36197-702/root/chroot_tmpdir/scmroot/socat'...
$ git fetch origin 8a09a4138b55f632fe67e513aaf0d564bc374395:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/socat
 * [new ref]         8a09a4138b55f632fe67e513aaf0d564bc374395 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a09a41 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild