Update README.md

README.md

@@ -1,3 +1,27 @@
+# This is a temporary fork of htcondor which contains some kluges to make it works.
+
+# Build from source for Ubuntu 20.04
+
+```
+# Clone the project
+git clone git@github.com:herclogon/htcondor.git
+
+# Build docker htcondor build environment
+cd htcondor/build/nmi-build/x86_64_Ubuntu20
+# Switch experimental branch
+git checkout V8_9_99
+sudo docker build . --tag htcondor-build-env
+
+# Run build environment
+cd ../../../
+sudo docker run -ti --rm  --mount type=bind,source=$(pwd),target=/htcondor htcondor-build-env bash
+cd /htcondor/
+./configure_uw 
+make
+make install
+
+```
+
 # HTCondor
 
 [HTCondor](https://research.cs.wisc.edu/htcondor/) is a