Remove pkgbuild directory before starting the build

.drone.yml

@@ -125,6 +125,7 @@ steps:
   - |
     set -euo pipefail
     cd /build
+    rm -rf electron-ozone
     /usr/bin/pikaur -G --noconfirm electron-ozone 2>&1|tee /output/electron-ozone.log
     /usr/bin/pikaur -Py --keepbuilddeps --noconfirm electron-ozone/PKGBUILD 2>&1|tee /output/electron-ozone.log
   - rm -f /output/lock
@@ -322,6 +323,7 @@ steps:
   - |
     set -euo pipefail
     cd /build
+    rm -rf discord_arch_electron
     /usr/bin/pikaur -G --noconfirm discord_arch_electron 2>&1|tee /output/discord_arch_electron.log
     /usr/bin/pikaur -Py --keepbuilddeps --noconfirm discord_arch_electron/PKGBUILD 2>&1|tee /output/discord_arch_electron.log
   - rm -f /output/lock
@@ -458,6 +460,6 @@ depends_on:
   - discord_arch_electron
 ---
 kind: signature
-hmac: 21737b767443c19d5750c6b95c253624584d09be417f072e4b0717ac1aea1148
+hmac: 3dee167b71227d03d04f6e20613cc3f2215dda516717e488bde5c617de75978e
 
 ...

piker/template/drone.yml.j2

@@ -127,6 +127,7 @@ steps:
   - |
     set -euo pipefail
     cd /build
+    rm -rf {{ pkg.name }}
     /usr/bin/pikaur -G --noconfirm {{ pkg.name }} 2>&1|tee /output/{{ pkg.name }}.log
     /usr/bin/pikaur -Py --keepbuilddeps --noconfirm {{ pkg.name }}/PKGBUILD 2>&1|tee /output/{{ pkg.name }}.log
   {%- for cmd in pkg.post_cmd|default([]) %}