$ git clone -n https://src.fedoraproject.org/rpms/juniversalchardet.git /var/lib/mock/f40-build-2392675-60530/root/chroot_tmpdir/scmroot/juniversalchardet
Cloning into '/var/lib/mock/f40-build-2392675-60530/root/chroot_tmpdir/scmroot/juniversalchardet'...
$ git fetch origin 4c8b13bf4b185326283155364865360b3d16cc57:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/juniversalchardet
 * [new ref]         4c8b13bf4b185326283155364865360b3d16cc57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c8b13b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild