$ git clone -n https://src.fedoraproject.org/rpms/calibre.git /var/lib/mock/f41-build-851002-165853/root/chroot_tmpdir/scmroot/calibre
Cloning into '/var/lib/mock/f41-build-851002-165853/root/chroot_tmpdir/scmroot/calibre'...
$ git reset --hard af30e30c8d619a6d6be16715ee1eb6d2a1a85465
HEAD is now at af30e30 Update to 7.17.0. Fixes rhbz#2307557