$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtlocation.git /var/lib/mock/f39-build-1741572-41367/root/chroot_tmpdir/scmroot/qt6-qtlocation
Cloning into '/var/lib/mock/f39-build-1741572-41367/root/chroot_tmpdir/scmroot/qt6-qtlocation'...
$ git fetch origin 9f687f49110875de9a9d399f9ee5b4ac2cad1770:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtlocation
 * [new ref]         9f687f49110875de9a9d399f9ee5b4ac2cad1770 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9f687f4 6.6.0