$ git clone -n https://src.fedoraproject.org/rpms/rubygem-async_sinatra.git /var/lib/mock/f39-build-1598176-38473/root/chroot_tmpdir/scmroot/rubygem-async_sinatra
Cloning into '/var/lib/mock/f39-build-1598176-38473/root/chroot_tmpdir/scmroot/rubygem-async_sinatra'...
$ git fetch origin e1bb0f96dccce865d3ec39dd77d281cb5da1eaf0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-async_sinatra
 * [new ref]         e1bb0f96dccce865d3ec39dd77d281cb5da1eaf0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1bb0f9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild