$ git clone -n https://src.fedoraproject.org/rpms/golang-modernc-httpfs.git /var/lib/mock/f45-build-12663-443/root/chroot_tmpdir/scmroot/golang-modernc-httpfs
Cloning into '/var/lib/mock/f45-build-12663-443/root/chroot_tmpdir/scmroot/golang-modernc-httpfs'...
$ git fetch origin 1dec456d1b909248cd9ff24b42bf7dd1e165478c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-modernc-httpfs
 * [new ref]         1dec456d1b909248cd9ff24b42bf7dd1e165478c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1dec456 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild