./install_prereq test

hi
I’m going to installing asterisk 16.1.1 on CentOS Linux release 7.6.1810 (Core)
this is my repo list and kernel info
rbase/7/x86_64 elrepo epel/x86_64 extras/7/x86_64 updates/7/x86_64
4.4.169-1.el7.elrepo.x86_64
when I run ./install_prereq test scrip
yum install --skip-broken --assumeyes speexdsp-devel mysql-devel iksemel-devel libresample-devel hoard
but yum cannot find the package to install

[root@localhost scripts]# yum install --skip-broken --assumeyes speexdsp-devel mysql-devel iksemel-devel libresample-devel hoard
Loaded plugins: fastestmirror, priorities
Loading mirror speeds from cached hostfile