$ git clone -n https://gitee.com/src-anolis-dde/ffmpeg.git /var/lib/mock/dist-an8.9-dde-build-304788-66483/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an8.9-dde-build-304788-66483/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git reset --hard origin/a8
HEAD is now at ac7d747 rebuild for qt5-qtbase-5.15.3