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conan install libgit2/1.1.0@ --profile=/Users/jenkins/w/BuildSingleReference@2/3844/0df972fe-88b9-4f2b-a4d0-7f8339a0aae9/profile.txt --build=libgit2
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=12.0
os=Macos
os_build=Macos
[options]
libgit2:shared=False
[build_requires]
[env]

libgit2/1.1.0: Forced build from source
Installing package: libgit2/1.1.0
Requirements
    http_parser/2.9.4 from 'conan-center' - Cache
    libgit2/1.1.0 from local cache - Cache
    libssh2/1.9.0 from 'conan-center' - Cache
    openssl/1.1.1g from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    http_parser/2.9.4:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Download
    libgit2/1.1.0:7f68fbf3c8f83a6d68a23e36bf2e09756e3e3c5a - Build
    libssh2/1.9.0:85cb0097856a54a6d828afaf0665aad6ba1bfdd1 - Missing
    openssl/1.1.1g:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Download
    zlib/1.2.11:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: libssh2/1.9.0:85cb0097856a54a6d828afaf0665aad6ba1bfdd1
libssh2/1.9.0: WARN: Can't find a 'libssh2/1.9.0' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Release, compiler=apple-clang, compiler.version=12.0, os=Macos
- Options: crypto_backend=openssl, enable_crypt_none=False, enable_mac_none=False, fPIC=True, shared=False, with_zlib=True, openssl:386=False, openssl:fPIC=True, openssl:no_aria=False, openssl:no_asm=False, openssl:no_async=False, openssl:no_bf=False, openssl:no_blake2=False, openssl:no_camellia=False, openssl:no_cast=False, openssl:no_chacha=False, openssl:no_cms=False, openssl:no_comp=False, openssl:no_ct=False, openssl:no_deprecated=False, openssl:no_des=False, openssl:no_dgram=False, openssl:no_dh=False, openssl:no_dsa=False, openssl:no_dso=False, openssl:no_engine=False, openssl:no_filenames=False, openssl:no_gost=False, openssl:no_hmac=False, openssl:no_idea=False, openssl:no_md4=False, openssl:no_md5=False, openssl:no_mdc2=False, openssl:no_ocsp=False, openssl:no_pinshared=False, openssl:no_rc2=False, openssl:no_rmd160=False, openssl:no_rsa=False, openssl:no_sha=False, openssl:no_sm2=False, openssl:no_sm3=False, openssl:no_sm4=False, openssl:no_srp=False, openssl:no_srtp=False, openssl:no_sse2=False, openssl:no_ssl=False, openssl:no_threads=False, openssl:no_ts=False, openssl:no_whirlpool=False, openssl:openssldir=None, openssl:shared=False, zlib:fPIC=True, zlib:minizip=False, zlib:shared=False
- Dependencies: zlib/1.2.11, openssl/1.1.1g
- Requirements: openssl/1.Y.Z, zlib/1.Y.Z
- Package ID: 85cb0097856a54a6d828afaf0665aad6ba1bfdd1

ERROR: Missing prebuilt package for 'libssh2/1.9.0'
Try to build from sources with '--build=libssh2'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'