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conan install libnsgif/1.0@ --build=libnsgif --profile=/home/conan/w/BuildSingleReference/62919/6e342226-be26-4a7d-b43a-3b7d38535fac/profile.txt
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Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=10
os=Linux
[options]
libnsgif:shared=False
[build_requires]
[env]

libnsgif/1.0: Forced build from source
Installing package: libnsgif/1.0
Requirements
    libnsgif/1.0 from local cache - Cache
Packages
    libnsgif/1.0:b173bbda18164d49a449ffadc1c9e817f49e819d - Build

Installing (downloading, building) binaries...
libnsgif/1.0: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/libnsgif/1.0/_/_/build/b173bbda18164d49a449ffadc1c9e817f49e819d
libnsgif/1.0: WARN: Trying to remove corrupted source folder
libnsgif/1.0: WARN: This can take a while for big packages
[HOOK - conan-center.py] pre_source(): ERROR: [IMMUTABLE SOURCES (KB-H010)] Create a file 'conandata.yml' file with the sources to be downloaded. (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H010) 
ERROR: [HOOK - conan-center.py] pre_source(): Some checks failed running the hook, check the output