$ git clone -n https://git.cclinux.org/stage/rpms/linuxptp.git /var/lib/mock/dist-circle8-build-31948-5462/root/chroot_tmpdir/scmroot/linuxptp
Cloning into '/var/lib/mock/dist-circle8-build-31948-5462/root/chroot_tmpdir/scmroot/linuxptp'...
$ git reset --hard aa90c39bd0bf2ce372996e170993e58d7f5f32b8
HEAD is now at aa90c39 import linuxptp-2.0-5.el8