$ git clone -n https://gitee.com/mgb01105731/mpdecimal.git /var/lib/mock/dist-an23-build-137660-50611/root/chroot_tmpdir/scmroot/mpdecimal
Cloning into '/var/lib/mock/dist-an23-build-137660-50611/root/chroot_tmpdir/scmroot/mpdecimal'...
$ git reset --hard origin/a23
HEAD is now at 6b3b032  optimise spec file