$ git clone -n https://src.fedoraproject.org/rpms/libplasma.git /var/lib/mock/f40-build-2393347-60531/root/chroot_tmpdir/scmroot/libplasma
Cloning into '/var/lib/mock/f40-build-2393347-60531/root/chroot_tmpdir/scmroot/libplasma'...
$ git fetch origin 0a1d10aa05fd0d306ba76d2e97dbdb6818e67a95:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libplasma
 * [new ref]         0a1d10aa05fd0d306ba76d2e97dbdb6818e67a95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0a1d10a 5.93.0