$ git clone -n https://git.cclinux.org/stage/rpms/ipxe.git /var/lib/mock/dist-circle8-build-31707-5408/root/chroot_tmpdir/scmroot/ipxe
Cloning into '/var/lib/mock/dist-circle8-build-31707-5408/root/chroot_tmpdir/scmroot/ipxe'...
$ git reset --hard 1a8c86053fec05ca51048a265e16e0d65761d354
HEAD is now at 1a8c860 import ipxe-20181214-6.git133f4c47.el8