$ git clone -n https://git.cclinux.org/stage/rpms/ipxe.git /var/lib/mock/dist-circle8-build-39717-7289/root/chroot_tmpdir/scmroot/ipxe
Cloning into '/var/lib/mock/dist-circle8-build-39717-7289/root/chroot_tmpdir/scmroot/ipxe'...
$ git reset --hard 4ab604e1e19e7b4adc3111731eed602861f44101
HEAD is now at 4ab604e import ipxe-20181214-8.git133f4c47.el8