$ pacman -Q --owns /usr/bin/minetest
/usr/bin/minetest is owned by minetest 0.4.17.1-1

 $ /usr/bin/minetest --version
Minetest 0.4.17.1 (Linux)
Using Irrlicht 1.8.4
Build info: VER=0.4.17.1 BUILD_TYPE=Release RUN_IN_PLACE=0 USE_GETTEXT=1 USE_SOUND=1 USE_CURL=1 USE_FREETYPE=1 USE_LUAJIT=1 STATIC_SHAREDIR="/usr/share/minetest"

 $ /usr/bin/minetest --info --run-unittests 2>&1 | grep -F Detected
2019-01-05 15:11:27: INFO[Main]: Detected share path: /usr/share/minetest
2019-01-05 15:11:27: INFO[Main]: Detected user path: /home/snip/.minetest
2019-01-05 15:11:27: INFO[Main]: Detected cache path: /home/snip/.cache/minetest

 $ sha512sum /usr/bin/minetest 
6d986e38e2f8aa892b9a774bb06d78055907f2ef509e9d24fe17c64545dcfc554f000082b23f4eea91c7a4850d5aabf3fa29ffb6ba3aa8c2a7089acade6a1d3d  /usr/bin/minetest

 $ find /usr/share/minetest/games/ -name 'mods'
/usr/share/minetest/games/minimal/mods
/usr/share/minetest/games/minetest/mods

 $ ls /usr/share/minetest/games/minetest/mods/
beds   bucket    default  farming  give_initial_stuff  sethome  tnt      wool
boats  carts     doors    fire     killme              sfinv    vessels  xpanes
bones  creative  dye      flowers  screwdriver         stairs   walls

$ wget 'https://gitlab.com/VanessaE/pipeworks/-/archive/master/pipeworks-master.zip'
--2019-01-05 15:18:56--  https://gitlab.com/VanessaE/pipeworks/-/archive/master/pipeworks-master.zip
Loaded CA certificate '/etc/ssl/certs/ca-certificates.crt'
Resolving gitlab.com (gitlab.com)... 35.231.145.151
Connecting to gitlab.com (gitlab.com)|35.231.145.151|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1090635 (1.0M) [application/zip]
Saving to: ‘pipeworks-master.zip’

pipeworks-master.zip   100%[==========================>]   1.04M  1.35MB/s    in 0.8s    

2019-01-05 15:18:58 (1.35 MB/s) - ‘pipeworks-master.zip’ saved [1090635/1090635]

 $ unzip pipeworks-master.zip &>unzip.log

 $ pbpst -S -f unzip.log -m 'unzip pipeworks-master.zip output for bug 47875' -e txt -l text
https://ptpb.pw/utBo.txt/text

 $ sudo mv -v pipeworks-master /usr/share/minetest/games/minetest/mods/pipeworks
renamed 'pipeworks-master' -> '/usr/share/minetest/games/minetest/mods/pipeworks'

 $ wget 'https://gitlab.com/VanessaE/basic_materials/-/archive/master/basic_materials-master.zip'
--2019-01-05 15:31:23--  https://gitlab.com/VanessaE/basic_materials/-/archive/master/basic_materials-master.zip
Loaded CA certificate '/etc/ssl/certs/ca-certificates.crt'
Resolving gitlab.com (gitlab.com)... 35.231.145.151
Connecting to gitlab.com (gitlab.com)|35.231.145.151|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/zip]
Saving to: ‘basic_materials-master.zip’

basic_materials-master.zip                 [  <=>                                                                      ]  45.34K   173KB/s    in 0.3s    

2019-01-05 15:31:25 (173 KB/s) - ‘basic_materials-master.zip’ saved [46428]

 $ unzip basic_materials-master.zip &>unzip.log

 $ pbpst -S -f unzip.log -m 'unzip basic_materials-master.zip output for bug 47875' -e txt -l text
https://ptpb.pw/PddF.txt/text

 $ sudo mv -v basic_materials-master /usr/share/minetest/games/minetest/mods/basic_materials 
renamed 'basic_materials-master' -> '/usr/share/minetest/games/minetest/mods/basic_materials'

 $ ls /usr/share/minetest/games/minetest/mods/
basic_materials  bucket    doors    flowers             screwdriver  tnt      xpanes
beds             carts     dye      give_initial_stuff  sethome      vessels
boats            creative  farming  killme              sfinv        walls
bones            default   fire     pipeworks           stairs       wool

 $ pbpst -S -f minetest.log -m 'minetest output for bug 47875' -e txt -l text
https://ptpb.pw/rvvW.txt/text