$ git clone -n https://src.fedoraproject.org/rpms/libnl3.git /var/lib/mock/f40-build-2007974-45317/root/chroot_tmpdir/scmroot/libnl3
Cloning into '/var/lib/mock/f40-build-2007974-45317/root/chroot_tmpdir/scmroot/libnl3'...
$ git fetch origin a40d4208c7e945ffc0e3abddc811f1f750cc1935:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/libnl3.git/': Transferred a partial file
$ git reset --hard a40d4208c7e945ffc0e3abddc811f1f750cc1935
HEAD is now at a40d420 Update to 3.9.0 release