$ git clone -n https://src.fedoraproject.org/rpms/osbuild-composer.git /var/lib/mock/f40-build-2526294-61811/root/chroot_tmpdir/scmroot/osbuild-composer
Cloning into '/var/lib/mock/f40-build-2526294-61811/root/chroot_tmpdir/scmroot/osbuild-composer'...
$ git fetch origin ea71e8d9f8233b98bd3756c8ec79aaac7037488a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/osbuild-composer
 * [new ref]         ea71e8d9f8233b98bd3756c8ec79aaac7037488a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea71e8d [packit] 102 upstream release