$ git clone -n https://src.fedoraproject.org/rpms/golang-x-mobile.git /var/lib/mock/f40-build-2579330-62345/root/chroot_tmpdir/scmroot/golang-x-mobile
Cloning into '/var/lib/mock/f40-build-2579330-62345/root/chroot_tmpdir/scmroot/golang-x-mobile'...
$ git fetch origin addb53e8facc527ab926e90c24052a5b1741a329:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-x-mobile
 * [new ref]         addb53e8facc527ab926e90c24052a5b1741a329 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at addb53e Rebuild for golang 1.22.0