git checkout error in swift-embedded/formulae/cross

Hi, I run into the follow issue:

brew install swift-embedded/formulae/cross ==> Installing cross from swift-embedded/formulae ==> Cloning https://github.com/swift-embedded/cross.git Updating /Users/n0x/Library/Caches/Homebrew/cross--git ==> Checking out tag v0.1.1 HEAD is now at 959a99f fixmake installwhen bin dir does not exist HEAD is now at 959a99f fixmake install` when bin dir does not exist ==> make install prefix=/usr/local/Cellar/cross/0.1.1 Last 15 lines from /Users/n0x/Library/Logs/Homebrew/cross/01.make: 2020-10-31 22:27:45 +0100

make install prefix=/usr/local/Cellar/cross/0.1.1

swift build -c release --disable-sandbox Fetching https://github.com/swift-embedded/swift-package-manager Fetching https://github.com/apple/swift-llbuild.git https://github.com/apple/swift-llbuild.git @ master: error: terminated(128): HOMEBREW_LOGS=/Users/n0x/Library/Logs/Homebrew PATH=/usr/local/Homebrew/Library/Homebrew/shims/mac/super:/usr/bin:/bin:/usr/sbin:/sbin HOMEBREW_ANALYTICS_ID=UA-76679469-1 PKG_CONFIG_LIBDIR=/usr/lib/pkgconfig:/usr/local/Homebrew/Library/Homebrew/os/mac/pkgconfig/10.15 HOMEBREW_CORE_DEFAULT_GIT_REMOTE=https://github.com/Homebrew/homebrew-core TERM=screen-256color HOMEBREW_RUBY_PATH=/System/Library/Frameworks/Ruby.framework/Versions/Current/usr/bin/ruby HOMEBREW_OS_VERSION=macOS 10.15.7 HOMEBREW_VERSION=2.5.7 TMP=/private/tmp CC=clang MAKEOVERRIDES=${--command-variables--} TMPDIR=/private/tmp HOMEBREW_CC=clang HOMEBREW_OPTFLAGS=-march=nehalem HOMEBREW_DEPENDENCIES= HOMEBREW_MACOS_VERSION=10.15.7 HOMEBREW_PREFER_CLT_PROXIES=1 ACLOCAL_PATH=/usr/local/share/aclocal HOMEBREW_BREW_FILE=/usr/local/bin/brew HOMEBREW_CCCFG=Osa HOMEBREW_CORE_GIT_REMOTE=https://github.com/Homebrew/homebrew-core HOMEBREW_PRODUCT=Homebrew HOMEBREW_REQUIRED_RUBY_VERSION=2.6.3 GOCACHE=/Users/n0x/Library/Caches/Homebrew/go_cache SDKROOT=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk CARGO_HOME=/Users/n0x/Library/Caches/Homebrew/cargo_cache HOMEBREW_REPOSITORY=/usr/local/Homebrew HOMEBREW_ERROR_PIPE=/private/tmp/homebrew20201031-69734-iy6esn/socket CURL_HOME=/Users/n0x SHELL=/bin/zsh _JAVA_OPTIONS=-Duser.home=/Users/n0x/Library/Caches/Homebrew/java_cache HOMEBREW_COMMAND_DEPTH=2 HOMEBREW_CELLAR=/usr/local/Cellar HOMEBREW_SYSTEM=Macintosh HOMEBREW_DEFAULT_LOGS=/Users/n0x/Library/Logs/Homebrew HOMEBREW_LIBRARY_PATHS=/usr/local/lib:/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Libraries SSH_AUTH_SOCK=/private/tmp/com.apple.launchd.T3dRq97rgp/Listeners USER=n0x HOMEBREW_CACHE=/Users/n0x/Library/Caches/Homebrew PWD=/private/tmp/cross-20201031-70620-1dz25hm HOMEBREW_USER_AGENT_CURL=Homebrew/2.5.7 (Macintosh; Intel Mac OS X 10.15.7) curl/7.64.1 HOMEBREW_CURL=curl HOMEBREW_BREW_GIT_REMOTE=https://github.com/Homebrew/brew HOMEBREW_PREFIX=/usr/local CMAKE_FRAMEWORK_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks HOMEBREW_LIBRARY=/usr/local/Homebrew/Library HOMEBREW_OPT=/usr/local/opt TEMP=/private/tmp MAKEFLAGS= --jobserver-fds=3,4 -j -- prefix=/usr/local/Cellar/cross/0.1.1 HOMEBREW_USER_AGENT=Homebrew/2.5.7 (Macintosh; Intel Mac OS X 10.15.7) HOMEBREW_BOTTLE_DOMAIN=https://homebrew.bintray.com HOMEBREW_ANALYTICS_USER_UUID=8E81477E-DB84-436A-940D-159AB8F276BF HOMEBREW_MACOS_VERSION_NUMERIC=101507 MFLAGS=- --jobserver-fds=3,4 -j HOMEBREW_GIT=git HOMEBREW_CC_LOG_PATH=/Users/n0x/Library/Logs/Homebrew/cross/01.make GOPATH=/Users/n0x/Library/Caches/Homebrew/go_mod_cache SHLVL=0 HOMEBREW_AUTO_UPDATE_CHECKED=1 LOGNAME=n0x CMAKE_LIBRARY_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Libraries HOMEBREW_DEFAULT_TEMP=/private/tmp HOMEBREW_BREW_DEFAULT_GIT_REMOTE=https://github.com/Homebrew/brew HOMEBREW_DEVELOPER_DIR=/Applications/Xcode.app/Contents/Developer MAKELEVEL=1 HOMEBREW_PROCESSOR=Intel GEM_SKIP=sorbet-runtime HOMEBREW_BOTTLE_DEFAULT_DOMAIN=https://homebrew.bintray.com OBJCXX=clang++ __CF_USER_TEXT_ENCODING=0x1F5:0x0:0x0 HOMEBREW_ISYSTEM_PATHS=/usr/local/include:/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/usr/include/apache2:/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Headers prefix=/usr/local/Cellar/cross/0.1.1 HOMEBREW_MINIMUM_GIT_VERSION=2.14.3 CXX=clang++ HOMEBREW_FORMULA_PREFIX=/usr/local/Cellar/cross/0.1.1 HOMEBREW_RUBY_WARNINGS=-W0 HOMEBREW_SDKROOT=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk HOMEBREW_OPTIMIZATION_LEVEL=Os HOMEBREW_DEFAULT_CACHE=/Users/n0x/Library/Caches/Homebrew OBJC=clang HOMEBREW_CXX=clang++ LC_ALL=en_US.UTF-8 HOMEBREW_TEMP=/private/tmp HOMEBREW_GIT_CONFIG_FILE=/usr/local/Homebrew/.git/config HOMEBREW_ARCHFLAGS= CMAKE_INCLUDE_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/usr/include/apache2:/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk/System/Library/Frameworks/OpenGL.framework/Versions/Current/Headers HOME=/private/tmp/cross-20201031-70620-1dz25hm/.brew_home CMAKE_PREFIX_PATH=/usr/local HOMEBREW_ENV=super git -C /private/tmp/cross-20201031-70620-1dz25hm/.build/repositories/swift-llbuild-0f2964f9 rev-parse --verify 'master^{commit}' output: fatal: Needed a single revision

make: *** [build] Error 1

If reporting this issue please do so at (not Homebrew/brew or Homebrew/core): https://github.com/swift-embedded/homebrew-formulae/issues `

brew doctor Your system is ready to brew.

swift-embedded / homebrew-formulae

git checkout error in swift-embedded/formulae/cross #1