$ git clone -n https://src.fedoraproject.org/rpms/rust-libbpf-rs.git /var/lib/mock/f40-build-2176404-51078/root/chroot_tmpdir/scmroot/rust-libbpf-rs
Cloning into '/var/lib/mock/f40-build-2176404-51078/root/chroot_tmpdir/scmroot/rust-libbpf-rs'...
$ git fetch origin 3e601f72f4be173b227d195f17fd1041f9fa5d68:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libbpf-rs
 * [new ref]         3e601f72f4be173b227d195f17fd1041f9fa5d68 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e601f7 Update to 0.22.0