$ git clone -n https://src.fedoraproject.org/rpms/rubygem-activerecord.git /var/lib/mock/f38-build-side-42-init-devel-573897-25952/root/chroot_tmpdir/scmroot/rubygem-activerecord
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-573897-25952/root/chroot_tmpdir/scmroot/rubygem-activerecord'...
$ git fetch origin 1df562571a309f56757e57cccc0efa23598fd103:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-activerecord
 * [new ref]         1df562571a309f56757e57cccc0efa23598fd103 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1df5625 Update to activerecord 7.0.4.3.