$ git clone -n https://src.fedoraproject.org/rpms/qt5-qttools.git /var/lib/mock/f43-build-47736-6018/root/chroot_tmpdir/scmroot/qt5-qttools
Cloning into '/var/lib/mock/f43-build-47736-6018/root/chroot_tmpdir/scmroot/qt5-qttools'...
$ git fetch origin e0ba4a8dde43d14cde71bdc49a91c4bf0e8f3a44:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qttools
 * [new ref]         e0ba4a8dde43d14cde71bdc49a91c4bf0e8f3a44 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0ba4a8 5.15.18