$ git clone -n https://src.fedoraproject.org/rpms/kdialog.git /var/lib/mock/f45-build-14689-462/root/chroot_tmpdir/scmroot/kdialog
Cloning into '/var/lib/mock/f45-build-14689-462/root/chroot_tmpdir/scmroot/kdialog'...
$ git fetch origin 00e85e17511548ee1e66f0feab1c4479b580c741:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdialog
 * [new ref]         00e85e17511548ee1e66f0feab1c4479b580c741 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00e85e1 26.08.1