Install "libgiblib.so.1()(64bit)" on Fedora31 when it is not avaible
[Note: This is a third party package not officially from fedora]
Go to this link libgiblib.so.1()(64bit) and download the binary package listed here.
First to install the dependencies run
dnf install imlib2
dnf install glibc
Install libgiblib.so.1()(64bit)
rpm -Uvh path-to-rpm-file-you-downloaded
Now you can install scrot with following
dnf install scrot