$ git clone -n https://src.fedoraproject.org/rpms/sugar-read.git /var/lib/mock/f41-build-side-1-2810602-32902/root/chroot_tmpdir/scmroot/sugar-read
Cloning into '/var/lib/mock/f41-build-side-1-2810602-32902/root/chroot_tmpdir/scmroot/sugar-read'...
$ git fetch origin 4da37d3f1a41008ac9e67dbfdc36d4f8b663ef41:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sugar-read
 * [new ref]         4da37d3f1a41008ac9e67dbfdc36d4f8b663ef41 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4da37d3 convert GPLv2+ license to SPDX