$ git clone -n https://gitee.com/mgb01105731/libtdb.git /var/lib/mock/dist-an23-build-140035-51771/root/chroot_tmpdir/scmroot/libtdb
Cloning into '/var/lib/mock/dist-an23-build-140035-51771/root/chroot_tmpdir/scmroot/libtdb'...
$ git reset --hard origin/a23
HEAD is now at e7da389  optimise spec file