$ git clone -n https://git.cclinux.org/stage/rpms/postfix.git /var/lib/mock/dist-circle8-build-37024-6502/root/chroot_tmpdir/scmroot/postfix
Cloning into '/var/lib/mock/dist-circle8-build-37024-6502/root/chroot_tmpdir/scmroot/postfix'...
$ git reset --hard 4827f6fb62dd7410e65152c8955a966dcd5808e6
HEAD is now at 4827f6f import postfix-3.3.1-12.el8_3.1