$ git clone -n https://src.fedoraproject.org/rpms/kernel-headers.git /var/lib/mock/f33-build-631798-67638/root/chroot_tmpdir/scmroot/kernel-headers
Cloning into '/var/lib/mock/f33-build-631798-67638/root/chroot_tmpdir/scmroot/kernel-headers'...
$ git reset --hard 84cacaf13cb8a3baf327afb1bc68de1811641cf4
HEAD is now at 84cacaf Linux v5.12.9