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conan install libgit2/1.1.0@ --profile=/home/conan/w/BuildSingleReference/3844/7a4e6952-8690-448f-ada0-b81234939acb/profile.txt --build=libgit2
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Debug
compiler=clang
compiler.libcxx=libstdc++
compiler.version=11
os=Linux
os_build=Linux
[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/2.9.4:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Download
    libgit2/1.1.0:7d653e3cc60646dcf95fea0fb0596cafb8f8eeb3 - Build
    libssh2/1.9.0:3e573d36eb3986ad310499e9edcc25b441746e38 - Missing
    openssl/1.1.1g:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Download
    zlib/1.2.11:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: libssh2/1.9.0:3e573d36eb3986ad310499e9edcc25b441746e38
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=Debug, compiler=clang, compiler.version=11, os=Linux
- 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: 3e573d36eb3986ad310499e9edcc25b441746e38

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'