$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtshadertools.git /var/lib/mock/f40-build-1465795-23665/root/chroot_tmpdir/scmroot/qt6-qtshadertools
Cloning into '/var/lib/mock/f40-build-1465795-23665/root/chroot_tmpdir/scmroot/qt6-qtshadertools'...
$ git fetch origin ab38f874f4c565e7cbb5064aef0a14d0ccc1e9c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtshadertools
 * [new ref]         ab38f874f4c565e7cbb5064aef0a14d0ccc1e9c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab38f87 6.7.2