$ git clone -n https://src.fedoraproject.org/rpms/tboot.git /var/lib/mock/f38-build-side-42-init-devel-1079396-29823/root/chroot_tmpdir/scmroot/tboot
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1079396-29823/root/chroot_tmpdir/scmroot/tboot'...
$ git fetch origin 26fbea3430766c5f074a305b0db752a693026e9c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tboot
 * [new ref]         26fbea3430766c5f074a305b0db752a693026e9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26fbea3 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild