$ git clone -n https://gitee.com/renbo02/glib2_1.git /var/lib/mock/dist-an8.7-build-171067-58939/root/chroot_tmpdir/scmroot/glib2_1
Cloning into '/var/lib/mock/dist-an8.7-build-171067-58939/root/chroot_tmpdir/scmroot/glib2_1'...
$ git reset --hard origin/a8
HEAD is now at 0f9b7ed set -Dgtk_doc=true