Unable to detect release version (use '--releasever' to specify release version)
gitcode:openEuler-26.09-DevStation:aarch64:dde- 397 kB/s | 4.2 kB     00:00    
openEuler-26.09-DevStation:everything-openEuler 155 MB/s |  23 MB     00:00    
openEuler-26.09-DevStation:epol-openEuler:26.09  89 MB/s | 8.3 MB     00:00    
Error: 
 Problem: package dde-launcher-5.8.4-3.oe2609.aarch64 requires startdde >= 5.8.9, but none of the providers can be installed
  - conflicting requests
  - nothing provides dde-kwin needed by startdde-5.11.29.5-3.oe2609.aarch64
  - nothing provides deepin-turbo needed by startdde-5.11.29.5-3.oe2609.aarch64
(try to add '--skip-broken' to skip uninstallable packages or '--nobest' to use not only best candidate packages)