[PATCH v3 4/4] cirrus: Enable doc build on msys2/mingw

[Yonggang Luo <luoyonggang@gmail.com>]

Currently rST depends on old version sphinx-2.x.
Install it by downloading it.
Remove the need of university mirror, the main repo are recovered.

Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
---
 .cirrus.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/.cirrus.yml b/.cirrus.yml
index 99d118239c..f42ccb956a 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -76,7 +76,6 @@ windows_msys2_task:
         ((Get-Content -path C:\tools\msys64\etc\\post-install\\07-pacman-key.post -Raw) -replace '--refresh-keys', '--version') | Set-Content -Path C:\tools\msys64\etc\\post-install\\07-pacman-key.post
         C:\tools\msys64\usr\bin\bash.exe -lc "sed -i 's/^CheckSpace/#CheckSpace/g' /etc/pacman.conf"
         C:\tools\msys64\usr\bin\bash.exe -lc "export"
-        C:\tools\msys64\usr\bin\bash.exe -lc "grep -rl 'repo.msys2.org/' /etc/pacman.d/mirrorlist.* | xargs sed -i 's/repo.msys2.org\//mirrors.tuna.tsinghua.edu.cn\/msys2\//g'"
         C:\tools\msys64\usr\bin\pacman.exe --noconfirm -Sy
         echo Y | C:\tools\msys64\usr\bin\pacman.exe --noconfirm -Suu --overwrite=*
         taskkill /F /FI "MODULES eq msys-2.0.dll"
@@ -111,6 +110,11 @@ windows_msys2_task:
           mingw-w64-x86_64-curl \
           mingw-w64-x86_64-gnutls \
           "
+        bitsadmin /transfer msys_download /dynamic /download /priority FOREGROUND `
+          https://repo.msys2.org/mingw/x86_64/mingw-w64-x86_64-python-sphinx-2.3.1-1-any.pkg.tar.xz `
+          C:\tools\mingw-w64-x86_64-python-sphinx-2.3.1-1-any.pkg.tar.xz
+        C:\tools\msys64\usr\bin\bash.exe -lc "pacman --noconfirm -U /c/tools/mingw-w64-x86_64-python-sphinx-2.3.1-1-any.pkg.tar.xz"
+        del C:\tools\mingw-w64-x86_64-python-sphinx-2.3.1-1-any.pkg.tar.xz
         C:\tools\msys64\usr\bin\bash.exe -lc "rm -rf /var/cache/pacman/pkg/*"
         cd C:\tools\msys64
         echo "Start archive"
-- 
2.28.0.windows.1