$ git clone -n https://src.fedoraproject.org/rpms/skychart.git /var/lib/mock/f40-build-2354529-60285/root/chroot_tmpdir/scmroot/skychart
Cloning into '/var/lib/mock/f40-build-2354529-60285/root/chroot_tmpdir/scmroot/skychart'...
$ git fetch origin 4bf60622da3ef9afa67ded0a6e6f9394e185af35:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/skychart
 * [new ref]         4bf60622da3ef9afa67ded0a6e6f9394e185af35 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4bf6062 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild