$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt5-qtquickcontrols.git /var/lib/mock/f42-build-3280145-41340/root/chroot_tmpdir/scmroot/mingw-qt5-qtquickcontrols
Cloning into '/var/lib/mock/f42-build-3280145-41340/root/chroot_tmpdir/scmroot/mingw-qt5-qtquickcontrols'...
$ git fetch origin e9412b911c83f20bd5395b10ab26e2fea77bd616:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt5-qtquickcontrols
 * [new ref]         e9412b911c83f20bd5395b10ab26e2fea77bd616 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9412b9 Update to 5.15.16