Isso pareceu funcionar (para fins de teste) Com agradecimentos a Shawna Jean
Construindo o Git contra as bibliotecas que queríamos.
export LD_LIBRARY_PATH=~/git-test-inst/lib
mkdir git-test-inst
cd git-test-inst/
wget https://dl.uxnr.de/mirror/curl/curl-7.59.0.tar.gz
wget https://www.openssl.org/source/openssl-1.1.0h.tar.gz
wget https://github.com/git/git/archive/v2.16.3.tar.gz
mv v2.16.3 git-2.16.3.tar.gz
tar -xf openssl-1.1.0h.tar.gz
cd openssl-1.1.0h
./config --prefix=/home/$USER/git-test-inst
make -j16
make -j16 install
cd ../
tar xf curl-7.59.0.tar.gz
cd curl-7.59.0
./configure --with-ssl=/home/$USER/git-test-inst/ --prefix=/home/$USER/git-test-inst/
make -j16
make install
ldd /home/$USER/git-test-inst/lib/libcurl.so.4.5.0
cd ..
tar xf git-2.16.3.tar.gz
cd git-2.16.3
make configure
./configure --prefix=/home/$USER/git-test-inst/ --with-openssl=/home/$USER/git-test-inst/ --with-curl=/home/$USER/git-test-inst/
make -j16
make install
ldd /home/$USER/git-test-inst/libexec/git-core/git-remote-https
E o testado contra as recompras Github.com