[sr #110548] create an h-client git repository under the h-source project

Follow-up Comment #8, sr #110548 (project administration): Any updates on this? A couple messages were sent by email and not listed here: https://lists.gnu.org/archive/html/savannah-hackers/2021-10/msg00035.html https://lists.gnu.org/archive/html/savannah-hackers/2021-10/msg00036.html _

[sr #110553] Allow fetch of specific commit hash from git://git.sv.gnu.org

Follow-up Comment #1, sr #110553 (project administration): For some numbers, not in a VM, but on a laptop, the clone takes about 5 minutes, but the fetch shallow fetch takes about 1 minute. On the qemu VM (with 2G of memory) its 42 minutes(!!) for the clone and 20 seconds total for the shallow fe