$ git clone -n https://src.fedoraproject.org/rpms/gnome-shell-extension-screen-autorotate.git /var/lib/mock/f42-build-side-1-3499487-45965/root/chroot_tmpdir/scmroot/gnome-shell-extension-screen-autorotate
Cloning into '/var/lib/mock/f42-build-side-1-3499487-45965/root/chroot_tmpdir/scmroot/gnome-shell-extension-screen-autorotate'...
$ git fetch origin d3456edb81c24ef88c7815d15910e752a1725bf4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-shell-extension-screen-autorotate
 * [new ref]         d3456edb81c24ef88c7815d15910e752a1725bf4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d3456ed Update to 25 (rhbz#2356389)