$ git clone -n https://src.fedoraproject.org/rpms/libyang.git /var/lib/mock/f40-build-786404-134249/root/chroot_tmpdir/scmroot/libyang
Cloning into '/var/lib/mock/f40-build-786404-134249/root/chroot_tmpdir/scmroot/libyang'...
$ git fetch origin f18c11a19d3df6bfd7b90b36064ea0515a5168f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libyang
 * [new ref]         f18c11a19d3df6bfd7b90b36064ea0515a5168f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f18c11a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild