$ git clone -n https://src.fedoraproject.org/rpms/java-diff-utils.git /var/lib/mock/f40-build-2370732-60393/root/chroot_tmpdir/scmroot/java-diff-utils
Cloning into '/var/lib/mock/f40-build-2370732-60393/root/chroot_tmpdir/scmroot/java-diff-utils'...
$ git fetch origin e4bda50bb66b915f1839d89011a7a7db798c21da:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/java-diff-utils
 * [new ref]         e4bda50bb66b915f1839d89011a7a7db798c21da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4bda50 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild