$ git clone -n https://src.fedoraproject.org/rpms/kf5-mailcommon.git /var/lib/mock/f40-build-2349276-60159/root/chroot_tmpdir/scmroot/kf5-mailcommon
Cloning into '/var/lib/mock/f40-build-2349276-60159/root/chroot_tmpdir/scmroot/kf5-mailcommon'...
$ git fetch origin f24e4eae19dc0c7927c589290d583d0bcda5d13b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-mailcommon
 * [new ref]         f24e4eae19dc0c7927c589290d583d0bcda5d13b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f24e4ea replace LicenseRef-KDE-Accepted-* licenses