$ git clone -n https://src.fedoraproject.org/rpms/espresso.git /var/lib/mock/f38-build-side-42-init-devel-884160-28488/root/chroot_tmpdir/scmroot/espresso
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-884160-28488/root/chroot_tmpdir/scmroot/espresso'...
$ git fetch origin 9a39e7a725e0822ba938e0feb5568c5288008933:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/espresso
 * [new ref]         9a39e7a725e0822ba938e0feb5568c5288008933 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a39e7a Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild