cp: cannot stat '$': No such file or directory

Maybe a syntax error with r311.gc161b6e-1. Using r308.gb3efa6f-1 is fine.

:: Configure branch [unstable]

:: Update chroot file system
:: Synchronizing package databases...
 core is up to date
 extra is up to date
 multilib is up to date
:: Starting full system upgrade...
 there is nothing to do
cp: cannot stat '$': No such file or directory
/usr/lib/manjaro-chrootbuild/util-pkg.sh: line 45: cd: /var/lib/chrootbuild/build/gnome-shell-extension-forge: No such file or directory
/usr/bin/chrootbuild: line 5: cd: /build/$: No such file or directory
/usr/bin/chrootbuild: line 6: PKGBUILD: No such file or directory
validating keys: 
gpg: directory '/build/.gnupg' created
gpg: keybox '/build/.gnupg/pubring.kbx' created
==> ERROR: PKGBUILD does not exist.
==> ERROR: Building package [gnome-shell-extension-forge] failed.
      Cleaning up.