$ git clone -n https://src.fedoraproject.org/rpms/git-octopus.git /var/lib/mock/f38-build-side-42-init-devel-683051-26747/root/chroot_tmpdir/scmroot/git-octopus
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-683051-26747/root/chroot_tmpdir/scmroot/git-octopus'...
$ git fetch origin 6a59122a3f2f5e2ffe77be55d0b3405e02de3139:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/git-octopus
 * [new ref]         6a59122a3f2f5e2ffe77be55d0b3405e02de3139 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a59122 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild