$ git clone -n https://src.fedoraproject.org/rpms/gnome-shell-extension-suspend-button.git /var/lib/mock/f45-build-11536-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-suspend-button
Cloning into '/var/lib/mock/f45-build-11536-432/root/chroot_tmpdir/scmroot/gnome-shell-extension-suspend-button'...
$ git fetch origin 22684540e74aebe3f8137aa48a2662440913a0d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-shell-extension-suspend-button
 * [new ref]         22684540e74aebe3f8137aa48a2662440913a0d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2268454 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild