$ git clone -n https://src.fedoraproject.org/rpms/libnet.git /var/lib/mock/f40-build-786093-134165/root/chroot_tmpdir/scmroot/libnet
Cloning into '/var/lib/mock/f40-build-786093-134165/root/chroot_tmpdir/scmroot/libnet'...
$ git fetch origin df8048a1870e5c980ef503cbdd95cf8e8db3ef75:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnet
 * [new ref]         df8048a1870e5c980ef503cbdd95cf8e8db3ef75 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df8048a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild