$ git clone -n https://src.fedoraproject.org/rpms/osbuild-composer.git /var/lib/mock/f41-build-858920-168500/root/chroot_tmpdir/scmroot/osbuild-composer
Cloning into '/var/lib/mock/f41-build-858920-168500/root/chroot_tmpdir/scmroot/osbuild-composer'...
$ git fetch origin 1ee7f9232fdef455887360b9a29e9698a6c98fa5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/osbuild-composer
 * [new ref]         1ee7f9232fdef455887360b9a29e9698a6c98fa5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1ee7f92 Update to 123 upstream release