$ git clone -n https://src.fedoraproject.org/rpms/kf5-libkdepim.git /var/lib/mock/f38-build-729618-101821/root/chroot_tmpdir/scmroot/kf5-libkdepim
Cloning into '/var/lib/mock/f38-build-729618-101821/root/chroot_tmpdir/scmroot/kf5-libkdepim'...
$ git fetch origin 5531f5704c9a69b1e12a82d06431b5867acead85:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-libkdepim
 * [new ref]         5531f5704c9a69b1e12a82d06431b5867acead85 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5531f57 23.04.2