$ git clone -n https://gitee.com/zhonglingh/libsigc_plus_plus20.git /var/lib/mock/dist-an23-build-236438-62821/root/chroot_tmpdir/scmroot/libsigc_plus_plus20
Cloning into '/var/lib/mock/dist-an23-build-236438-62821/root/chroot_tmpdir/scmroot/libsigc_plus_plus20'...
$ git reset --hard fd99390db7630f3efb78113e058e8125727641b3
HEAD is now at fd99390 Init package from upstream