$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt5-qtdeclarative.git /var/lib/mock/f38-build-719886-97316/root/chroot_tmpdir/scmroot/mingw-qt5-qtdeclarative
Cloning into '/var/lib/mock/f38-build-719886-97316/root/chroot_tmpdir/scmroot/mingw-qt5-qtdeclarative'...
$ git fetch origin 098c8f9796a7ac5ccac7c5889c898b8f64da9408:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt5-qtdeclarative
 * [new ref]         098c8f9796a7ac5ccac7c5889c898b8f64da9408 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 098c8f9 Update to 5.15.9