Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
cosmic-applets
cosmic-applets(x86-64)
metainfo()
metainfo(com.system76.CosmicApplets.metainfo.xml)

Requires :

cosmic-icons
libc.so.6()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.15)(64bit)
libc.so.6(GLIBC_2.16)(64bit)
libc.so.6(GLIBC_2.17)(64bit)
libc.so.6(GLIBC_2.18)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.25)(64bit)
libc.so.6(GLIBC_2.28)(64bit)
libc.so.6(GLIBC_2.29)(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libc.so.6(GLIBC_2.3.2)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.32)(64bit)
libc.so.6(GLIBC_2.33)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.39)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libc.so.6(GLIBC_2.9)(64bit)
libdbus-1.so.3()(64bit)
libdbus-1.so.3(LIBDBUS_1_3)(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
libgcc_s.so.1(GCC_3.3)(64bit)
libgcc_s.so.1(GCC_4.2.0)(64bit)
libm.so.6()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libm.so.6(GLIBC_2.27)(64bit)
libm.so.6(GLIBC_2.29)(64bit)
libm.so.6(GLIBC_2.35)(64bit)
libm.so.6(GLIBC_2.38)(64bit)
libpulse.so.0()(64bit)
libpulse.so.0(PULSE_0)(64bit)
libudev.so.1()(64bit)
libudev.so.1(LIBUDEV_183)(64bit)
libxkbcommon.so.0()(64bit)
libxkbcommon.so.0(V_0.5.0)(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rpmlib(TildeInVersions) <= 4.10.0-1

Content of RPM :
/usr/bin/cosmic-applets
/usr/share/cosmic
/usr/share/cosmic/com.system76.CosmicAppList
/usr/share/cosmic/com.system76.CosmicAppList/v1
/usr/share/cosmic/com.system76.CosmicAppList/v1/favorites
/usr/share/cosmic/com.system76.CosmicAppList/v1/filter_top_levels
/usr/share/licenses/cosmic-applets
/usr/share/licenses/cosmic-applets/LICENSE
/usr/share/metainfo/com.system76.CosmicApplets.metainfo.xml