$ git clone -n https://src.fedoraproject.org/rpms/kernel-headers.git /var/lib/mock/f33-build-631801-67640/root/chroot_tmpdir/scmroot/kernel-headers
Cloning into '/var/lib/mock/f33-build-631801-67640/root/chroot_tmpdir/scmroot/kernel-headers'...
$ git reset --hard c68f876f8e7c15f2ddd9181bfe3ec84fa3b36347
HEAD is now at c68f876 Linux v5.12.13