$ git clone -n https://src.fedoraproject.org/rpms/rubygem-nio4r.git /var/lib/mock/f40-build-772479-126420/root/chroot_tmpdir/scmroot/rubygem-nio4r
Cloning into '/var/lib/mock/f40-build-772479-126420/root/chroot_tmpdir/scmroot/rubygem-nio4r'...
$ git reset --hard c6971d89e84426e2d96d408f56825471e6c4310c
HEAD is now at c6971d8 Rebuilt for https://fedoraproject.org/wiki/Changes/Ruby_3.3