$ git clone -n https://src.fedoraproject.org/rpms/kf5-kjs.git /var/lib/mock/f39-build-2183893-51269/root/chroot_tmpdir/scmroot/kf5-kjs
Cloning into '/var/lib/mock/f39-build-2183893-51269/root/chroot_tmpdir/scmroot/kf5-kjs'...
$ git fetch origin e2e09f754e0e027e2b4b84e3289f615e4f93ee25:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kjs
 * [new ref]         e2e09f754e0e027e2b4b84e3289f615e4f93ee25 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2e09f7 5.113.0