$ git clone -n https://src.fedoraproject.org/rpms/ephemeral.git /var/lib/mock/f33-build-194744-47161/root/chroot_tmpdir/scmroot/ephemeral
Cloning into '/var/lib/mock/f33-build-194744-47161/root/chroot_tmpdir/scmroot/ephemeral'...
$ git reset --hard acdd821af95315e937d8e0c4fa3f16fe1ef06f7c
HEAD is now at acdd821 Update to 6.4.1