$ git clone -n https://src.fedoraproject.org/rpms/rubygem-gtk3.git /var/lib/mock/f40-build-772772-126632/root/chroot_tmpdir/scmroot/rubygem-gtk3
Cloning into '/var/lib/mock/f40-build-772772-126632/root/chroot_tmpdir/scmroot/rubygem-gtk3'...
$ git reset --hard 10807d1f6e3b7b2f7b38e48681a54a631f0c0265
HEAD is now at 10807d1 Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_3.3