$ git clone -n https://src.fedoraproject.org/rpms/sbcl.git /var/lib/mock/f40-build-704298-12987/root/chroot_tmpdir/scmroot/sbcl
Cloning into '/var/lib/mock/f40-build-704298-12987/root/chroot_tmpdir/scmroot/sbcl'...
$ git fetch origin 72b7f70c7ea3e20da5e3cce5e6786ae3e2b01bbe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sbcl
 * [new ref]         72b7f70c7ea3e20da5e3cce5e6786ae3e2b01bbe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 72b7f70 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild