Get the sources: upd links

hugo/content/installation/building/unix/get-source.md

@@ -9,7 +9,13 @@ Besides the sources of [BornAgain](https://jugit.fz-juelich.de/mlz/bornagain) yo
 those of our support libraries [libheinz](https://jugit.fz-juelich.de/mlz/libheinz)
 and [libformfactor](https://jugit.fz-juelich.de/mlz/libformfactor).
 
-If in doubt, install the tarballs of the latest published release.
+If in doubt, install the tarballs of the latest published release:
+```bash
+https://jugit.fz-juelich.de/mlz/libheinz/-/releases
+https://jugit.fz-juelich.de/mlz/libformfactor/-/releases
+https://jugit.fz-juelich.de/mlz/bornagain/-/releases
+```
+
 
 If you are ready to live on the edge, you may also clone our Git repository
 and work on the current "main" branch.
@@ -18,12 +24,12 @@ and work on the current "main" branch.
 
 The `tar` command allows downloading and unpacking in one go:
 ```bash
-$ wget -qO- https://jugit.fz-juelich.de/mlz/libheinz/-/archive/v0.1.3/libheinz-v0.1.3.tar.gz | tar zx
-$ wget -qO- https://jugit.fz-juelich.de/mlz/libformfactor/-/archive/v0.1.3/libformfactor-v0.1.3.tar.gz | tar zx
-$ wget -qO- {{< ref-tarball >}} | tar zx
+$ wget -qO- https://jugit.fz-juelich.de/mlz/libheinz/-/archive/main/libheinz-main.tar.gz | tar zx
+$ wget -qO- https://jugit.fz-juelich.de/mlz/libformfactor/-/archive/main/libformfactor-main.tar.gz | tar zx
+$ wget -qO- https://jugit.fz-juelich.de/mlz/bornagain/-/archive/main/bornagain-main.tar.gz | tar zx
 ```
 
-#### Github
+#### Git
 
 You can also get access to the source code by cloning our public Git repository:
 ```bash