$ git clone -n https://src.fedoraproject.org/rpms/gotify-desktop.git /var/lib/mock/f41-build-side-1-3099427-39334/root/chroot_tmpdir/scmroot/gotify-desktop
Cloning into '/var/lib/mock/f41-build-side-1-3099427-39334/root/chroot_tmpdir/scmroot/gotify-desktop'...
$ git fetch origin cbc5579ddcfb64db6abcc50147b238dac73ca8de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gotify-desktop
 * [new ref]         cbc5579ddcfb64db6abcc50147b238dac73ca8de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbc5579 Added ExcludeArch ix86