$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtlocation.git /var/lib/mock/f38-build-711663-94096/root/chroot_tmpdir/scmroot/qt5-qtlocation
Cloning into '/var/lib/mock/f38-build-711663-94096/root/chroot_tmpdir/scmroot/qt5-qtlocation'...
$ git fetch origin c57f44581feeaa6e7287b7322df3f2e511b630de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtlocation
 * [new ref]         c57f44581feeaa6e7287b7322df3f2e511b630de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c57f445 5.15.9