$ git clone -n https://src.fedoraproject.org/rpms/pentaho-libxml.git /var/lib/mock/f40-build-2301224-56768/root/chroot_tmpdir/scmroot/pentaho-libxml
Cloning into '/var/lib/mock/f40-build-2301224-56768/root/chroot_tmpdir/scmroot/pentaho-libxml'...
$ git fetch origin 3b905bc4a75a09b13342d484a825203d43781e89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pentaho-libxml
 * [new ref]         3b905bc4a75a09b13342d484a825203d43781e89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b905bc Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild