$ git clone -n https://gitee.com/xuchun-shang/jbig2dec.git /var/lib/mock/dist-an23-build-251451-63420/root/chroot_tmpdir/scmroot/jbig2dec
Cloning into '/var/lib/mock/dist-an23-build-251451-63420/root/chroot_tmpdir/scmroot/jbig2dec'...
$ git reset --hard 20aae37f175de8a9cd5c6ac7631358bb5a1ba222
HEAD is now at 20aae37 Update some description