$ git clone -n https://src.fedoraproject.org/rpms/skyviewer.git /var/lib/mock/f40-build-794144-139332/root/chroot_tmpdir/scmroot/skyviewer
Cloning into '/var/lib/mock/f40-build-794144-139332/root/chroot_tmpdir/scmroot/skyviewer'...
$ git fetch origin a5bd4c5b349e7871382597b0540d051e144928ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/skyviewer
 * [new ref]         a5bd4c5b349e7871382597b0540d051e144928ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5bd4c5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild