$ git clone -n https://src.fedoraproject.org/rpms/libXScrnSaver.git /var/lib/mock/f40-build-784766-133588/root/chroot_tmpdir/scmroot/libXScrnSaver
Cloning into '/var/lib/mock/f40-build-784766-133588/root/chroot_tmpdir/scmroot/libXScrnSaver'...
$ git fetch origin 14d8807a8fba3029b26d1e6f9efc184e799e30f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libXScrnSaver
 * [new ref]         14d8807a8fba3029b26d1e6f9efc184e799e30f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14d8807 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild