$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt5-qtmultimedia.git /var/lib/mock/f39-build-1861024-42480/root/chroot_tmpdir/scmroot/mingw-qt5-qtmultimedia
Cloning into '/var/lib/mock/f39-build-1861024-42480/root/chroot_tmpdir/scmroot/mingw-qt5-qtmultimedia'...
$ git fetch origin fbe2c7271d37bbc936d8f528cced41c91bd325f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt5-qtmultimedia
 * [new ref]         fbe2c7271d37bbc936d8f528cced41c91bd325f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbe2c72 Update to 5.15.11