$ git clone -n https://git.cclinux.org/stage/rpms/libpq.git /var/lib/mock/dist-circle8-build-16452-3231/root/chroot_tmpdir/scmroot/libpq
Cloning into '/var/lib/mock/dist-circle8-build-16452-3231/root/chroot_tmpdir/scmroot/libpq'...
$ git reset --hard 582f246b54a955799a7359a29fc7f7a5968d3ee0
HEAD is now at 582f246 import libpq-12.5-1.el8_3