$ git clone -n https://src.fedoraproject.org/rpms/gopass-jsonapi.git /var/lib/mock/f39-build-1903519-42868/root/chroot_tmpdir/scmroot/gopass-jsonapi
Cloning into '/var/lib/mock/f39-build-1903519-42868/root/chroot_tmpdir/scmroot/gopass-jsonapi'...
$ git fetch origin bb7695e5f1d4ed5ea2db25a9fdc8087bd6917322:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gopass-jsonapi
 * [new ref]         bb7695e5f1d4ed5ea2db25a9fdc8087bd6917322 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb7695e Update to 1.15.7