$ git clone -n https://src.fedoraproject.org/rpms/barcode.git /var/lib/mock/f40-build-790037-136232/root/chroot_tmpdir/scmroot/barcode
Cloning into '/var/lib/mock/f40-build-790037-136232/root/chroot_tmpdir/scmroot/barcode'...
$ git fetch origin a144a704e7ea6d018a3f08a4953e22d976f66c67:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/barcode
 * [new ref]         a144a704e7ea6d018a3f08a4953e22d976f66c67 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a144a70 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild