$ git clone -n https://src.fedoraproject.org/rpms/libbpf.git /var/lib/mock/f40-build-785705-134079/root/chroot_tmpdir/scmroot/libbpf
Cloning into '/var/lib/mock/f40-build-785705-134079/root/chroot_tmpdir/scmroot/libbpf'...
$ git fetch origin 1730ed48fd09fc1ff0130ba543c11722d4a5c33f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libbpf
 * [new ref]         1730ed48fd09fc1ff0130ba543c11722d4a5c33f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1730ed4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild