$ git clone -n https://git.cclinux.org/stage/rpms/ruby.git /var/lib/mock/dist-circle9-build-120361-85031/root/chroot_tmpdir/scmroot/ruby
Cloning into '/var/lib/mock/dist-circle9-build-120361-85031/root/chroot_tmpdir/scmroot/ruby'...
$ git fetch origin c0adc4058b9868dea031e584675ed3a884785197:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/ruby
 * [new ref]         c0adc4058b9868dea031e584675ed3a884785197 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0adc40 import ruby-3.0.4-161.el9