Try different mirror

Author: petebachant

Dockerfile

@@ -11,17 +11,26 @@ ENV PATH="${PATH}:/root/bin"
 
 RUN fmtutil-sys --all
 
-RUN tlmgr install fancyhdr \
-    fontawesome \
-    pgf \
-    lastpage \
-    latexmk \
-    synctex \
-    texcount \
-    latexindent \
-    titlesec \
-    marvosym \
-    enumitem \
-    preprint \
-    opensans \
-    fontaxes
+RUN tlmgr option repository "https://mirror.ctan.org/systems/texlive/tlnet" && \
+    i=1; \
+    until [ "$i" -gt 3 ]; do \
+        tlmgr update --self && \
+        tlmgr install fancyhdr \
+            fontawesome \
+            pgf \
+            lastpage \
+            latexmk \
+            synctex \
+            texcount \
+            latexindent \
+            titlesec \
+            marvosym \
+            enumitem \
+            preprint \
+            opensans \
+            fontaxes && break; \
+        echo "tlmgr failed on attempt ${i}/3, retrying in 15s..." >&2; \
+        i=$((i + 1)); \
+        sleep 15; \
+    done && \
+    [ "$i" -le 3 ]