$ git clone -n https://src.fedoraproject.org/rpms/mingw-gtk3.git /var/lib/mock/f40-build-2238352-53563/root/chroot_tmpdir/scmroot/mingw-gtk3
Cloning into '/var/lib/mock/f40-build-2238352-53563/root/chroot_tmpdir/scmroot/mingw-gtk3'...
$ git fetch origin 68cb9cb20381fc6bacbd5cff8f2b58ff6721bb74:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-gtk3
 * [new ref]         68cb9cb20381fc6bacbd5cff8f2b58ff6721bb74 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68cb9cb Update to 3.24.39